原文:[LeetCode] 307. Range Sum Query - Mutable 区域和检索 - 可变

Given an integer array nums, find the sum of the elements between indices i and j i j , inclusive. The update i, val function modifies nums by updating the element at index i to val. Example: Note: T ...

2015-11-22 11:22 12 18282 推荐指数:

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307. Range Sum Query - Mutable

题目: Given an integer array nums, find the sum of the elements between indices i and j (i ≤ j), inclusive. The update(i, val) function modifies nums ...

Fri Dec 18 21:02:00 CST 2015 0 2543
308. Range Sum Query 2D - Mutable

题目: Given a 2D matrix matrix, find the sum of the elements inside the rectangle defined by its upper left corner (row1, col1) and lower right corner ...

Sat Dec 19 19:00:00 CST 2015 0 4824
Leetcode: Count of Range Sum

参考:https://leetcode.com/discuss/79083/share-my-solution First of all, let's look at the naive solution. Preprocess to calculate the prefix ...

Mon Jan 18 11:49:00 CST 2016 0 3695
 
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