Days of non-intersecting intervals #medium #line_sweep
https://leetcode.com/problems/count-days-without-meetings/description
https://leetcode.com/problems/count-days-without-meetings/description
👍4
3 non-intersecting ranges on x or y axis #medium #line_sweep
https://leetcode.com/problems/check-if-grid-can-be-cut-into-sections/description/
https://leetcode.com/problems/check-if-grid-can-be-cut-into-sections/description/
👍2
Min sum of differences of x times #medium #math #quickselect
https://leetcode.com/problems/minimum-operations-to-make-a-uni-value-grid/description/
https://leetcode.com/problems/minimum-operations-to-make-a-uni-value-grid/description/
👍2
Min split index to have equal majority elements #medium #counting
https://leetcode.com/problems/minimum-index-of-a-valid-split/description/
https://leetcode.com/problems/minimum-index-of-a-valid-split/description/
👍2
Running queries of increasing BFS #hard #bfs #heap
https://leetcode.com/problems/maximum-number-of-points-from-grid-queries/description/
https://leetcode.com/problems/maximum-number-of-points-from-grid-queries/description/
👍1
Multiply
https://leetcode.com/problems/apply-operations-to-maximize-score/description
k
numbers with max prime factor count #hard #monotonic_stackhttps://leetcode.com/problems/apply-operations-to-maximize-score/description
👍2
Split string into separate chars sets #medium
https://leetcode.com/problems/partition-labels/description
https://leetcode.com/problems/partition-labels/description
👍2
https://leetcode.com/problems/put-marbles-in-bags/description/
Max split sum - min split sum of borders #hard #sort
Max split sum - min split sum of borders #hard #sort
👍2
Max sum of (points, skip_next) pairs #medium #dp
https://leetcode.com/problems/solving-questions-with-brainpower/description
https://leetcode.com/problems/solving-questions-with-brainpower/description
👍2
https://leetcode.com/problems/maximum-value-of-an-ordered-triplet-i/description/
Max (a[i] - a[j]) * a[k] #easy
Max (a[i] - a[j]) * a[k] #easy
👍3
https://leetcode.com/problems/maximum-value-of-an-ordered-triplet-ii/description/
Max (a[i] - a[j]) * a[k] #medium
Max (a[i] - a[j]) * a[k] #medium
👍3
https://leetcode.com/problems/lowest-common-ancestor-of-deepest-leaves/description
Lowest common ancestor of deepest tree nodes #medium #recursion
Lowest common ancestor of deepest tree nodes #medium #recursion
👍2
Sum of all subsets xors #easy #bit #math
https://leetcode.com/problems/sum-of-all-subset-xor-totals/description
https://leetcode.com/problems/sum-of-all-subset-xor-totals/description
👍3
Longest all pairs divisible subset #medium #dp
https://leetcode.com/problems/largest-divisible-subset/description/
https://leetcode.com/problems/largest-divisible-subset/description/
👍2
Two equal sum subsets #medium #dp
https://leetcode.com/problems/partition-equal-subset-sum/description/
https://leetcode.com/problems/partition-equal-subset-sum/description/
👍2
Count removals 3-prefixes to deduplicate #easy
https://leetcode.com/problems/minimum-number-of-operations-to-make-elements-in-array-distinct/description/
https://leetcode.com/problems/minimum-number-of-operations-to-make-elements-in-array-distinct/description/
👍2
https://leetcode.com/problems/minimum-operations-to-make-array-values-equal-to-k/description/
Count number bigger than k #easy
Count number bigger than k #easy
👍2
https://leetcode.com/problems/count-the-number-of-powerful-integers/description/
Numbers in range start..finish, digits up to limit #hard #dp #math
Numbers in range start..finish, digits up to limit #hard #dp #math
👍3
https://leetcode.com/problems/count-symmetric-integers/description/
Numbers with equal half' sums #easy
Numbers with equal half' sums #easy
👍2
Count palindromes of length n, divisible by k #hard #math #permutations
https://leetcode.com/problems/find-the-count-of-good-integers/description/
https://leetcode.com/problems/find-the-count-of-good-integers/description/
👍2🔥1
https://leetcode.com/problems/count-good-numbers/description/
Count
Count
(0,2,4,6,8)(2,3,5,7)
generated strings of length n #medium #math👍2