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 ...
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:
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...
53. Maximum Subarray(kadane/DP/分治法) 918. Maximum Sum Circular Subarray(kadane算法) 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) ...
Sum of Elements (medium) Rearrange String (hard) 13. Pattern: K-way merge,多路归并 K路归并能帮咱们解决那些涉及到多组排好序的数组的问题。 每当你的输入是K个排好序的数组,你就可以用堆来高效顺序遍历其中所有数组的所有元素。你可以将每个数组中最小的一个元素加入到最小堆中,从而得到全局最小值。当...
0560 Subarray Sum Equals K 43.8% Medium 0561 Array Partition I Go 72.0% Easy 0562 Longest Line of Consecutive One in Matrix 45.8% Medium 0563 Binary Tree Tilt Go 48.7% Easy 0564 Find the Closest Palindrome 19.7% Hard 0565 Array Nesting 55.5% Medium 0566 Reshape the Matrix Go 60.5...
307 Range Sum Query - Mutable // #307 区间求和 - 可变 描述:给定允许改变元素的数组,处理各种区间求和。 //#307Description: Range Sum Query - Mutable | LeetCode OJ 解法1:树状数组。 // Solution 1: BIT. 代码1 //Code 1 308 Range Sum Query 2D - Mutable ...