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题目描述

给定一个整数数组 A,返回其中元素之和可被 K 整除的(连续、非空)子数组的数目。

 

示例:

输入:A = [4,5,0,-2,-3,1], K = 5
输出:7
解释:
有 7 个子数组满足其元素之和可被 K = 5 整除:
[4, 5, 0, -2, -3, 1], [5], [5, 0], [5, 0, -2, -3], [0], [0, -2, -3], [-2, -3]

 

提示:

  1. 1 <= A.length <= 30000
  2. -10000 <= A[i] <= 10000
  3. 2 <= K <= 10000

解法

Python3

Java

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