sichiiii / 30daysLeetcode

Advent of LeetCode 2024

day 1:

• https://leetcode.com/problems/remove-element (easy)
• https://leetcode.com/problems/find-the-maximum-achievable-number (easy)
• https://leetcode.com/problems/find-the-original-array-of-prefix-xor (medium)

day 2:

• https://leetcode.com/problems/find-words-containing-character (easy)
• https://leetcode.com/problems/convert-an-array-into-a-2d-array-with-conditions (medium)

day 3:

• https://leetcode.com/problems/widest-vertical-area-between-two-points-containing-no-points (medium)
• https://leetcode.com/problems/strictly-palindromic-number (medium)

day 4:

• https://leetcode.com/problems/divisible-and-non-divisible-sums-difference (easy)
• https://leetcode.com/problems/number-of-employees-who-met-the-target (easy)

day 5:

• https://leetcode.com/problems/number-of-laser-beams-in-a-bank (medium)
• https://leetcode.com/problems/sum-of-values-at-indices-with-k-set-bits/ (easy)

day 6:

• https://leetcode.com/problems/minimum-number-game (easy)
• https://leetcode.com/problems/difference-between-element-sum-and-digit-sum-of-an-array (easy)
• https://leetcode.com/problems/sorting-the-sentence (easy)

day 7:

• https://leetcode.com/problems/truncate-sentence (easy)
• https://leetcode.com/problems/maximum-number-of-coins-you-can-get (medium)

day 8:

• https://leetcode.com/problems/check-if-a-string-is-an-acronym-of-words (easy)
• https://leetcode.com/problems/reverse-words-in-a-string-iii (easy)
• https://leetcode.com/problems/to-lower-case/submissions (easy)
• https://leetcode.com/problems/count-number-of-pairs-with-absolute-difference-k (easy)
• https://leetcode.com/problems/find-center-of-star-graph (easy)
• https://leetcode.com/problems/count-of-matches-in-tournament (easy)

day 9:

break

day 10:

• https://leetcode.com/problems/all-possible-full-binary-trees (medium)

day 11:

• https://leetcode.com/problems/sort-the-students-by-their-kth-score (medium)
• https://leetcode.com/problems/partition-array-according-to-given-pivot (medium)

day 12:

• https://leetcode.com/problems/decompress-run-length-encoded-list (easy)
• https://leetcode.com/problems/check-if-two-string-arrays-are-equivalent (easy)
• https://leetcode.com/problems/sort-vowels-in-a-string (medium)

day 13:

• https://leetcode.com/problems/maximum-product-of-two-elements-in-an-array (easy)
• https://leetcode.com/problems/minimize-maximum-pair-sum-in-array (medium)

day 14:

• https://leetcode.com/problems/matrix-diagonal-sum/ (easy)
• https://leetcode.com/problems/design-parking-system (easy)

day 15:

• https://leetcode.com/problems/kids-with-the-greatest-number-of-candies (easy)
• https://leetcode.com/problems/range-sum-of-bst (easy)

day 16:

• https://leetcode.com/problems/sort-the-people (easy)

day 17:

• https://leetcode.com/problems/add-binary (easy)
• https://leetcode.com/problems/count-pairs-whose-sum-is-less-than-target (easy)
• https://leetcode.com/problems/reducing-dishes (hard)

day 18:

• https://leetcode.com/problems/maximum-69-number (easy)
• https://leetcode.com/problems/destination-city (easy)

day 19:

• https://leetcode.com/problems/build-an-array-with-stack-operations (easy)
• https://leetcode.com/problems/decode-xored-array (easy)

day 20:

• https://leetcode.com/problems/find-the-index-of-the-first-occurrence-in-a-string (easy)
• https://leetcode.com/problems/removing-stars-from-a-string/ (medium)

day 21:

• https://leetcode.com/problems/check-if-the-sentence-is-pangram (easy)

day 22:

• https://leetcode.com/problems/find-greatest-common-divisor-of-array (easy)
• https://leetcode.com/problems/count-negative-numbers-in-a-sorted-matrix (easy)
• https://leetcode.com/problems/check-if-all-characters-have-equal-number-of-occurrences (easy)