{ "data": { "question": { "questionId": "560", "questionFrontendId": "560", "categoryTitle": "Algorithms", "boundTopicId": 1597, "title": "Subarray Sum Equals K", "titleSlug": "subarray-sum-equals-k", "content": "

Given an array of integers nums and an integer k, return the total number of subarrays whose sum equals to k.

\n\n

 

\n

Example 1:

\n
Input: nums = [1,1,1], k = 2\nOutput: 2\n

Example 2:

\n
Input: nums = [1,2,3], k = 3\nOutput: 2\n
\n

 

\n

Constraints:

\n\n\n", "translatedTitle": "和为 K 的子数组", "translatedContent": "

给你一个整数数组 nums 和一个整数 k ，请你统计并返回 该数组中和为 k 的子数组的个数 。

\n\n

 

\n\n

示例 1：

\n\n
\n输入：nums = [1,1,1], k = 2\n输出：2\n
\n\n

示例 2：

\n\n
\n输入：nums = [1,2,3], k = 3\n输出：2\n
\n\n

 

\n\n

提示：

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