Biweekly-Contest
LeetCode 4051: Count Subarrays with Distant Sums
·4 分鐘
LeetCode
Hard
Merge-Sort
Prefix-Sum
Binary-Indexed-Tree
Biweekly-Contest
LeetCode 4051 解題筆記：前綴和 + 補集 + 區間計數，以及 k = 0 的邊界
LeetCode 3528: Unit Conversion I
·1 分鐘
LeetCode
Biweekly-Contest
Medium
LeetCode 解題紀錄
LeetCode 3527: Find the Most Common Response
·1 分鐘
LeetCode
Biweekly-Contest
Medium
LeetCode 解題紀錄
LeetCode 3513: Number of Unique XOR Triplets I
·1 分鐘
LeetCode
Biweekly-Contest
Medium
Bit-Manipulation
Unsolved
LeetCode 解題紀錄
LeetCode 3512: Minimum Operations to Make Array Sum Divisible by K
·1 分鐘
LeetCode
Biweekly-Contest
Easy
LeetCode 解題紀錄