https://leetcode-solutions-5zk.pages.dev/tags/counting/Recent content in Counting on LeetCode 题解笔记Hugozh-cn2026 ZenzZweiMon, 11 May 2026 12:12:02 +0800https://leetcode-solutions-5zk.pages.dev/posts/1657-determine-if-two-strings-are-close/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1657-determine-if-two-strings-are-close/Medium | Hash Table, String, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1684-count-the-number-of-consistent-strings/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1684-count-the-number-of-consistent-strings/Easy | Array, Hash Table, String, Bit Manipulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1787-make-the-xor-of-all-segments-equal-to-zero/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1787-make-the-xor-of-all-segments-equal-to-zero/Hard | Array, Hash Table, Dynamic Programming, Bit Manipulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1819-number-of-different-subsequences-gcds/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1819-number-of-different-subsequences-gcds/Hard | Array, Math, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/1994-the-number-of-good-subsets/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1994-the-number-of-good-subsets/Hard | Array, Hash Table, Math, Dynamic Programming, Bit Manipulation, Counting, Number Theory, Bitmaskhttps://leetcode-solutions-5zk.pages.dev/posts/2006-count-number-of-pairs-with-absolute-difference-k/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2006-count-number-of-pairs-with-absolute-difference-k/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2014-longest-subsequence-repeated-k-times/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2014-longest-subsequence-repeated-k-times/Hard | Hash Table, Two Pointers, String, Backtracking, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/2023-number-of-pairs-of-strings-with-concatenation-equal-to-target/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2023-number-of-pairs-of-strings-with-concatenation-equal-to-target/Medium | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2025-maximum-number-of-ways-to-partition-an-array/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2025-maximum-number-of-ways-to-partition-an-array/Hard | Array, Hash Table, Counting, Enumeration, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/2284-sender-with-largest-word-count/Thu, 30 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2284-sender-with-largest-word-count/Medium | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1267-count-servers-that-communicate/Wed, 29 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1267-count-servers-that-communicate/Medium | Array, Depth-First Search, Breadth-First Search, Union-Find, Matrix, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1356-sort-integers-by-the-number-of-1-bits/Wed, 29 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1356-sort-integers-by-the-number-of-1-bits/Easy | Array, Bit Manipulation, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0692-top-k-frequent-words/Wed, 29 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0692-top-k-frequent-words/Medium | Array, Hash Table, String, Trie, Sorting, Heap (Priority Queue), Bucket Sort, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0811-subdomain-visit-count/Wed, 29 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0811-subdomain-visit-count/Medium | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0923-3sum-with-multiplicity/Wed, 29 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0923-3sum-with-multiplicity/Medium | Array, Hash Table, Two Pointers, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3223-minimum-length-of-string-after-operations/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3223-minimum-length-of-string-after-operations/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3228-maximum-number-of-operations-to-move-ones-to-the-end/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3228-maximum-number-of-operations-to-move-ones-to-the-end/Medium | String, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3238-find-the-number-of-winning-players/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3238-find-the-number-of-winning-players/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3265-count-almost-equal-pairs-i/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3265-count-almost-equal-pairs-i/Medium | Array, Hash Table, Sorting, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3267-count-almost-equal-pairs-ii/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3267-count-almost-equal-pairs-ii/Hard | Array, Hash Table, Sorting, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3312-sorted-gcd-pair-queries/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3312-sorted-gcd-pair-queries/Hard | Array, Hash Table, Math, Binary Search, Combinatorics, Counting, Number Theory, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/3335-total-characters-in-string-after-transformations-i/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3335-total-characters-in-string-after-transformations-i/Medium | Hash Table, Math, String, Dynamic Programming, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3337-total-characters-in-string-after-transformations-ii/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3337-total-characters-in-string-after-transformations-ii/Hard | Hash Table, Math, String, Dynamic Programming, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3371-identify-the-largest-outlier-in-an-array/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3371-identify-the-largest-outlier-in-an-array/Medium | Array, Hash Table, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3389-minimum-operations-to-make-character-frequencies-equal/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3389-minimum-operations-to-make-character-frequencies-equal/Hard | Hash Table, String, Dynamic Programming, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3438-find-valid-pair-of-adjacent-digits-in-string/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3438-find-valid-pair-of-adjacent-digits-in-string/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3442-maximum-difference-between-even-and-odd-frequency-i/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3442-maximum-difference-between-even-and-odd-frequency-i/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3443-maximum-manhattan-distance-after-k-changes/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3443-maximum-manhattan-distance-after-k-changes/Medium | Hash Table, Math, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3467-transform-array-by-parity/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3467-transform-array-by-parity/Easy | Array, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3518-smallest-palindromic-rearrangement-ii/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3518-smallest-palindromic-rearrangement-ii/Hard | Hash Table, Math, String, Combinatorics, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3527-find-the-most-common-response/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3527-find-the-most-common-response/Medium | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3541-find-most-frequent-vowel-and-consonant/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3541-find-most-frequent-vowel-and-consonant/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3545-minimum-deletions-for-at-most-k-distinct-characters/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3545-minimum-deletions-for-at-most-k-distinct-characters/Easy | Hash Table, String, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3583-count-special-triplets/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3583-count-special-triplets/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3591-check-if-any-element-has-prime-frequency/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3591-check-if-any-element-has-prime-frequency/Easy | Array, Hash Table, Math, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/3636-threshold-majority-queries/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3636-threshold-majority-queries/Hard | Array, Hash Table, Binary Search, Divide and Conquer, Counting, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/3659-partition-array-into-k-distinct-groups/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3659-partition-array-into-k-distinct-groups/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3663-find-the-least-frequent-digit/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3663-find-the-least-frequent-digit/Easy | Array, Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3664-two-letter-card-game/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3664-two-letter-card-game/Medium | Array, Hash Table, String, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3679-minimum-discards-to-balance-inventory/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3679-minimum-discards-to-balance-inventory/Medium | Array, Hash Table, Sliding Window, Simulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3692-majority-frequency-characters/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3692-majority-frequency-characters/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3712-sum-of-elements-with-frequency-divisible-by-k/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3712-sum-of-elements-with-frequency-divisible-by-k/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3713-longest-balanced-substring-i/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3713-longest-balanced-substring-i/Medium | Hash Table, String, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3715-sum-of-perfect-square-ancestors/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3715-sum-of-perfect-square-ancestors/Hard | Array, Hash Table, Math, Tree, Depth-First Search, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/3720-lexicographically-smallest-permutation-greater-than-target/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3720-lexicographically-smallest-permutation-greater-than-target/Medium | Hash Table, String, Greedy, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/3737-count-subarrays-with-majority-element-i/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3737-count-subarrays-with-majority-element-i/Medium | Array, Hash Table, Divide and Conquer, Segment Tree, Merge Sort, Counting, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/3746-minimum-string-length-after-balanced-removals/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3746-minimum-string-length-after-balanced-removals/Medium | String, Stack, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3785-minimum-swaps-to-avoid-forbidden-values/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3785-minimum-swaps-to-avoid-forbidden-values/Hard | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3805-count-caesar-cipher-pairs/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3805-count-caesar-cipher-pairs/Medium | Array, Hash Table, Math, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3839-number-of-prefix-connected-groups/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3839-number-of-prefix-connected-groups/Medium | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3843-first-element-with-unique-frequency/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3843-first-element-with-unique-frequency/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3848-check-digitorial-permutation/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3848-check-digitorial-permutation/Medium | Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3852-smallest-pair-with-different-frequencies/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3852-smallest-pair-with-different-frequencies/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3859-count-subarrays-with-k-distinct-integers/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3859-count-subarrays-with-k-distinct-integers/Hard | Array, Hash Table, Sliding Window, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3866-first-unique-even-element/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3866-first-unique-even-element/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3868-minimum-cost-to-equalize-arrays-using-swaps/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3868-minimum-cost-to-equalize-arrays-using-swaps/Medium | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3889-mirror-frequency-distance/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3889-mirror-frequency-distance/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3890-integers-with-multiple-sum-of-two-cubes/Mon, 27 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3890-integers-with-multiple-sum-of-two-cubes/Medium | Hash Table, Sorting, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/2981-find-longest-special-substring-that-occurs-thrice-i/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2981-find-longest-special-substring-that-occurs-thrice-i/Medium | Hash Table, String, Binary Search, Sliding Window, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2982-find-longest-special-substring-that-occurs-thrice-ii/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2982-find-longest-special-substring-that-occurs-thrice-ii/Medium | Hash Table, String, Binary Search, Sliding Window, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3005-count-elements-with-maximum-frequency/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3005-count-elements-with-maximum-frequency/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3016-minimum-number-of-pushes-to-type-word-ii/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3016-minimum-number-of-pushes-to-type-word-ii/Medium | Hash Table, String, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3035-maximum-palindromes-after-operations/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3035-maximum-palindromes-after-operations/Medium | Array, Hash Table, String, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3039-apply-operations-to-make-string-empty/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3039-apply-operations-to-make-string-empty/Medium | Array, Hash Table, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3044-most-frequent-prime/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3044-most-frequent-prime/Medium | Array, Hash Table, Math, Matrix, Counting, Enumeration, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/3046-split-the-array/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3046-split-the-array/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3071-minimum-operations-to-write-the-letter-y-on-a-grid/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3071-minimum-operations-to-write-the-letter-y-on-a-grid/Medium | Array, Hash Table, Matrix, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3081-replace-question-marks-in-string-to-minimize-its-value/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3081-replace-question-marks-in-string-to-minimize-its-value/Medium | Hash Table, String, Greedy, Sorting, Heap (Priority Queue), Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3084-count-substrings-starting-and-ending-with-given-character/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3084-count-substrings-starting-and-ending-with-given-character/Medium | Math, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3085-minimum-deletions-to-make-string-k-special/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3085-minimum-deletions-to-make-string-k-special/Medium | Hash Table, String, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3128-right-triangles/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3128-right-triangles/Medium | Array, Hash Table, Math, Combinatorics, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3137-minimum-number-of-operations-to-make-word-k-periodic/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3137-minimum-number-of-operations-to-make-word-k-periodic/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3138-minimum-length-of-anagram-concatenation/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3138-minimum-length-of-anagram-concatenation/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3144-minimum-substring-partition-of-equal-character-frequency/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3144-minimum-substring-partition-of-equal-character-frequency/Medium | Hash Table, String, Dynamic Programming, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3153-sum-of-digit-differences-of-all-pairs/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3153-sum-of-digit-differences-of-all-pairs/Medium | Array, Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3184-count-pairs-that-form-a-complete-day-i/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3184-count-pairs-that-form-a-complete-day-i/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3185-count-pairs-that-form-a-complete-day-ii/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3185-count-pairs-that-form-a-complete-day-ii/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/3186-maximum-total-damage-with-spell-casting/Sun, 26 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/3186-maximum-total-damage-with-spell-casting/Medium | Array, Hash Table, Two Pointers, Binary Search, Dynamic Programming, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2748-number-of-beautiful-pairs/Sat, 25 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2748-number-of-beautiful-pairs/Easy | Array, Hash Table, Math, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/2833-furthest-point-from-origin/Sat, 25 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2833-furthest-point-from-origin/Easy | String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2856-minimum-array-length-after-pair-removals/Sat, 25 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2856-minimum-array-length-after-pair-removals/Medium | Array, Hash Table, Two Pointers, Binary Search, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2870-minimum-number-of-operations-to-make-array-empty/Sat, 25 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2870-minimum-number-of-operations-to-make-array-empty/Medium | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2960-count-tested-devices-after-test-operations/Sat, 25 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2960-count-tested-devices-after-test-operations/Easy | Array, Simulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2001-number-of-pairs-of-interchangeable-rectangles/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2001-number-of-pairs-of-interchangeable-rectangles/Medium | Array, Hash Table, Math, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/2013-detect-squares/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2013-detect-squares/Medium | Array, Hash Table, Design, Counting, Data Streamhttps://leetcode-solutions-5zk.pages.dev/posts/2029-stone-game-ix/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2029-stone-game-ix/Medium | Array, Math, Greedy, Counting, Game Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/2048-next-greater-numerically-balanced-number/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2048-next-greater-numerically-balanced-number/Medium | Hash Table, Math, Backtracking, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/2053-kth-distinct-string-in-an-array/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2053-kth-distinct-string-in-an-array/Easy | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2068-check-whether-two-strings-are-almost-equivalent/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2068-check-whether-two-strings-are-almost-equivalent/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2085-count-common-words-with-one-occurrence/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2085-count-common-words-with-one-occurrence/Easy | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2131-longest-palindrome-by-concatenating-two-letter-words/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2131-longest-palindrome-by-concatenating-two-letter-words/Medium | Array, Hash Table, String, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2148-count-elements-with-strictly-smaller-and-greater-elements/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2148-count-elements-with-strictly-smaller-and-greater-elements/Easy | Array, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2150-find-all-lonely-numbers-in-the-array/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2150-find-all-lonely-numbers-in-the-array/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2170-minimum-operations-to-make-the-array-alternating/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2170-minimum-operations-to-make-the-array-alternating/Medium | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2182-construct-string-with-repeat-limit/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2182-construct-string-with-repeat-limit/Medium | Hash Table, String, Greedy, Heap (Priority Queue), Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2183-count-array-pairs-divisible-by-k/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2183-count-array-pairs-divisible-by-k/Hard | Array, Hash Table, Math, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/2186-minimum-number-of-steps-to-make-two-strings-anagram-ii/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2186-minimum-number-of-steps-to-make-two-strings-anagram-ii/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2190-most-frequent-number-following-key-in-an-array/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2190-most-frequent-number-following-key-in-an-array/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2206-divide-array-into-equal-pairs/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2206-divide-array-into-equal-pairs/Easy | Array, Hash Table, Bit Manipulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2225-find-players-with-zero-or-one-losses/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2225-find-players-with-zero-or-one-losses/Medium | Array, Hash Table, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2244-minimum-rounds-to-complete-all-tasks/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2244-minimum-rounds-to-complete-all-tasks/Medium | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2248-intersection-of-multiple-arrays/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2248-intersection-of-multiple-arrays/Easy | Array, Hash Table, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2275-largest-combination-with-bitwise-and-greater-than-zero/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2275-largest-combination-with-bitwise-and-greater-than-zero/Medium | Array, Hash Table, Bit Manipulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2283-check-if-number-has-equal-digit-count-and-digit-value/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2283-check-if-number-has-equal-digit-count-and-digit-value/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2287-rearrange-characters-to-make-target-string/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2287-rearrange-characters-to-make-target-string/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2341-maximum-number-of-pairs-in-array/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2341-maximum-number-of-pairs-in-array/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2347-best-poker-hand/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2347-best-poker-hand/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2351-first-letter-to-appear-twice/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2351-first-letter-to-appear-twice/Easy | Hash Table, String, Bit Manipulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2364-count-number-of-bad-pairs/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2364-count-number-of-bad-pairs/Medium | Array, Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2384-largest-palindromic-number/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2384-largest-palindromic-number/Medium | Hash Table, String, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2404-most-frequent-even-element/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2404-most-frequent-even-element/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2416-sum-of-prefix-scores-of-strings/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2416-sum-of-prefix-scores-of-strings/Hard | Array, String, Trie, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2423-remove-letter-to-equalize-frequency/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2423-remove-letter-to-equalize-frequency/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2442-count-number-of-distinct-integers-after-reverse-operations/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2442-count-number-of-distinct-integers-after-reverse-operations/Medium | Array, Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2453-destroy-sequential-targets/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2453-destroy-sequential-targets/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2499-minimum-total-cost-to-make-arrays-unequal/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2499-minimum-total-cost-to-make-arrays-unequal/Hard | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2506-count-pairs-of-similar-strings/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2506-count-pairs-of-similar-strings/Easy | Array, Hash Table, String, Bit Manipulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2514-count-anagrams/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2514-count-anagrams/Hard | Hash Table, Math, String, Combinatorics, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2526-find-consecutive-integers-from-a-data-stream/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2526-find-consecutive-integers-from-a-data-stream/Medium | Hash Table, Design, Queue, Counting, Data Streamhttps://leetcode-solutions-5zk.pages.dev/posts/2529-maximum-count-of-positive-integer-and-negative-integer/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2529-maximum-count-of-positive-integer-and-negative-integer/Easy | Array, Binary Search, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2531-make-number-of-distinct-characters-equal/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2531-make-number-of-distinct-characters-equal/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2547-minimum-cost-to-split-an-array/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2547-minimum-cost-to-split-an-array/Hard | Array, Hash Table, Dynamic Programming, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/2586-count-the-number-of-vowel-strings-in-range/Fri, 24 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/2586-count-the-number-of-vowel-strings-in-range/Easy | Array, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1347-minimum-number-of-steps-to-make-two-strings-anagram/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1347-minimum-number-of-steps-to-make-two-strings-anagram/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1366-rank-teams-by-votes/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1366-rank-teams-by-votes/Medium | Array, Hash Table, String, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1370-increasing-decreasing-string/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1370-increasing-decreasing-string/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1394-find-lucky-integer-in-an-array/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1394-find-lucky-integer-in-an-array/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1399-count-largest-group/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1399-count-largest-group/Easy | Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1400-construct-k-palindrome-strings/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1400-construct-k-palindrome-strings/Medium | Hash Table, String, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1419-minimum-number-of-frogs-croaking/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1419-minimum-number-of-frogs-croaking/Medium | String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1481-least-number-of-unique-integers-after-k-removals/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1481-least-number-of-unique-integers-after-k-removals/Medium | Array, Hash Table, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1497-check-if-array-pairs-are-divisible-by-k/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1497-check-if-array-pairs-are-divisible-by-k/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1512-number-of-good-pairs/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1512-number-of-good-pairs/Easy | Array, Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1519-number-of-nodes-in-the-sub-tree-with-the-same-label/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1519-number-of-nodes-in-the-sub-tree-with-the-same-label/Medium | Hash Table, Tree, Depth-First Search, Breadth-First Search, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1603-design-parking-system/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1603-design-parking-system/Easy | Design, Simulation, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1655-distribute-repeating-integers/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1655-distribute-repeating-integers/Hard | Array, Hash Table, Dynamic Programming, Backtracking, Bit Manipulation, Counting, Bitmaskhttps://leetcode-solutions-5zk.pages.dev/posts/1704-determine-if-string-halves-are-alike/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1704-determine-if-string-halves-are-alike/Easy | String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1726-tuple-with-same-product/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1726-tuple-with-same-product/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1737-change-minimum-characters-to-satisfy-one-of-three-conditions/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1737-change-minimum-characters-to-satisfy-one-of-three-conditions/Medium | Hash Table, String, Counting, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/1742-maximum-number-of-balls-in-a-box/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1742-maximum-number-of-balls-in-a-box/Easy | Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1748-sum-of-unique-elements/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1748-sum-of-unique-elements/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1775-equal-sum-arrays-with-minimum-number-of-operations/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1775-equal-sum-arrays-with-minimum-number-of-operations/Medium | Array, Hash Table, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1781-sum-of-beauty-of-all-substrings/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1781-sum-of-beauty-of-all-substrings/Medium | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1782-count-pairs-of-nodes/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1782-count-pairs-of-nodes/Hard | Array, Hash Table, Two Pointers, Binary Search, Graph Theory, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1790-check-if-one-string-swap-can-make-strings-equal/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1790-check-if-one-string-swap-can-make-strings-equal/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1814-count-nice-pairs-in-an-array/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1814-count-nice-pairs-in-an-array/Medium | Array, Hash Table, Math, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1830-minimum-number-of-operations-to-make-string-sorted/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1830-minimum-number-of-operations-to-make-string-sorted/Hard | Hash Table, Math, String, Combinatorics, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1854-maximum-population-year/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1854-maximum-population-year/Easy | Array, Counting, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/1857-largest-color-value-in-a-directed-graph/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1857-largest-color-value-in-a-directed-graph/Hard | Hash Table, String, Dynamic Programming, Graph Theory, Topological Sort, Memoization, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1862-sum-of-floored-pairs/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1862-sum-of-floored-pairs/Hard | Array, Math, Binary Search, Counting, Enumeration, Prefix Sumhttps://leetcode-solutions-5zk.pages.dev/posts/1876-substrings-of-size-three-with-distinct-characters/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1876-substrings-of-size-three-with-distinct-characters/Easy | Hash Table, String, Sliding Window, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1897-redistribute-characters-to-make-all-strings-equal/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1897-redistribute-characters-to-make-all-strings-equal/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1941-check-if-all-characters-have-equal-number-of-occurrences/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1941-check-if-all-characters-have-equal-number-of-occurrences/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1982-find-array-given-subset-sums/Thu, 23 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1982-find-array-given-subset-sums/Hard | Array, Hash Table, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1010-pairs-of-songs-with-total-durations-divisible-by-60/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1010-pairs-of-songs-with-total-durations-divisible-by-60/Medium | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1054-distant-barcodes/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1054-distant-barcodes/Medium | Array, Hash Table, Greedy, Sorting, Heap (Priority Queue), Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1079-letter-tile-possibilities/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1079-letter-tile-possibilities/Medium | Hash Table, String, Backtracking, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1090-largest-values-from-labels/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1090-largest-values-from-labels/Medium | Array, Hash Table, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1128-number-of-equivalent-domino-pairs/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1128-number-of-equivalent-domino-pairs/Easy | Array, Hash Table, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1160-find-words-that-can-be-formed-by-characters/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1160-find-words-that-can-be-formed-by-characters/Easy | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1189-maximum-number-of-balloons/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1189-maximum-number-of-balloons/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1221-split-a-string-in-balanced-strings/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1221-split-a-string-in-balanced-strings/Easy | String, Greedy, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/1255-maximum-score-words-formed-by-letters/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/1255-maximum-score-words-formed-by-letters/Hard | Array, Hash Table, String, Dynamic Programming, Backtracking, Bit Manipulation, Counting, Bitmaskhttps://leetcode-solutions-5zk.pages.dev/posts/0767-reorganize-string/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0767-reorganize-string/Medium | Hash Table, String, Greedy, Sorting, Heap (Priority Queue), Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0819-most-common-word/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0819-most-common-word/Easy | Array, Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0869-reordered-power-of-2/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0869-reordered-power-of-2/Medium | Hash Table, Math, Sorting, Counting, Enumerationhttps://leetcode-solutions-5zk.pages.dev/posts/0884-uncommon-words-from-two-sentences/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0884-uncommon-words-from-two-sentences/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0900-rle-iterator/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0900-rle-iterator/Medium | Array, Design, Counting, Iteratorhttps://leetcode-solutions-5zk.pages.dev/posts/0914-x-of-a-kind-in-a-deck-of-cards/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0914-x-of-a-kind-in-a-deck-of-cards/Easy | Array, Hash Table, Math, Counting, Number Theoryhttps://leetcode-solutions-5zk.pages.dev/posts/0945-minimum-increment-to-make-array-unique/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0945-minimum-increment-to-make-array-unique/Medium | Array, Greedy, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0992-subarrays-with-k-different-integers/Wed, 22 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0992-subarrays-with-k-different-integers/Hard | Array, Hash Table, Sliding Window, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0594-longest-harmonious-subsequence/Tue, 21 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0594-longest-harmonious-subsequence/Easy | Array, Hash Table, Sliding Window, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0621-task-scheduler/Tue, 21 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0621-task-scheduler/Medium | Array, Hash Table, Greedy, Sorting, Heap (Priority Queue), Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0347-top-k-frequent-elements/Mon, 20 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0347-top-k-frequent-elements/Medium | Array, Hash Table, Divide and Conquer, Sorting, Heap (Priority Queue), Bucket Sort, Counting, Quickselecthttps://leetcode-solutions-5zk.pages.dev/posts/0383-ransom-note/Mon, 20 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0383-ransom-note/Easy | Hash Table, String, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0387-first-unique-character-in-a-string/Mon, 20 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0387-first-unique-character-in-a-string/Easy | Hash Table, String, Queue, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0451-sort-characters-by-frequency/Mon, 20 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0451-sort-characters-by-frequency/Medium | Hash Table, String, Sorting, Heap (Priority Queue), Bucket Sort, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0169-majority-element/Fri, 17 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0169-majority-element/Easy | Array, Hash Table, Divide and Conquer, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0229-majority-element-ii/Fri, 17 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0229-majority-element-ii/Medium | Array, Hash Table, Sorting, Countinghttps://leetcode-solutions-5zk.pages.dev/posts/0299-bulls-and-cows/Fri, 17 Apr 2026 00:00:00 +0000https://leetcode-solutions-5zk.pages.dev/posts/0299-bulls-and-cows/Medium | Hash Table, String, Counting