Can you solve this real interview question? Subarray Sums Divisible by K - Given an integer array nums and an integer k, return the number of non-empty subarrays that have a sum divisible by k. A subarray is a contiguous part of an array. Example 1:
给一个都是整数的数组,返回 和可以被K整除的子数组 数。Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K.Example 1:Input: A = [4,5,0,-2,-3,1], K = 5Output: 7Explanation: There are 7 subarrays with a sum ...
Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K. Example 1: Input:A = [4,5,0,-2,-3,1], K =5Output:7Explanation:There are7subarrayswitha sum divisiblebyK =5: [4,5,0, -2, -3,1], [5], [5,0], [5,...
leetcode 974. Subarray Sums Divisible by K Another Two Sum classSolution{publicintsubarraysDivByK(int[] A,intK){int[] sum =newint[A.length +1];for(inti=0; i < A.length; ++i) sum[i +1] = sum[i] + A[i]; Map<Integer, Integer> c =newHashMap<Integer, Integer>();intret=0...
Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K. Example 1: Input: A = [4,5,0,-2,-3,1], K = 5 Output: 7 Explanation: There are 7 subarrays with a sum divisible by K = 5: ...
930.Binary-Subarrays-With-Sum (M) 1983.Widest-Pair-of-Indices-With-Equal-Range-Sum (M) 1442.Count-Triplets-That-Can-Form-Two-Arrays-of-Equal-XOR (H-) 1524.Number-of-Sub-arrays-With-Odd-Sum (M) 974.Subarray-Sums-Divisible-by-K (M) 1590.Make-Sum-Divisible-by-P (M+) 1658.Minim...
974. Subarray Sums Divisible by K(前缀和/Map) 2449. Minimum Number of Operations to Make Arrays Similar(Sort/Greedy) 315. Count of Smaller Numbers After Self(树状数组) 2563. Count the Number of Fair Pairs(排序+two pointers/二分)
0974 Subarray Sums Divisible by K 48.9% Medium 0975 Odd Even Jump 42.3% Hard 0976 Largest Perimeter Triangle Go 57.6% Easy 0977 Squares of a Sorted Array Go 72.2% Easy 0978 Longest Turbulent Subarray Go 46.6% Medium 0979 Distribute Coins in Binary Tree Go 68.8% Medium 0980 Unique ...
974. 和可被 K 整除的子数组 Subarray Sums Divisible by K 【LeetCode 力扣官方题解】 429 -- 1:15:56 App LeetLive 刷题直播 | 第五场 2053 -- 7:18 App 17. 电话号码的字母组合 Letter Combinations of a Phone Number 【LeetCode 力扣官方题解】 67 -- 12:01 App Web性能优化 10:压缩:不...
//#325Description: Maximum Size Subarray Sum Equals k | LeetCode OJ 解法1:用哈希表记录前缀和。 // Solution 1: Record prefix sums with a hash table. 代码1 //Code 1 326 Power of Three // #326 3的幂 描述:判断一个数是否是3的幂。