摘要: 原题链接在这里:https://leetcode.com/problems/range-sum-query-2d-immutable/ 题目: Given a 2D matrix matrix, find the sum of the elements inside the rectangle de 阅读全文
posted @ 2015-11-13 10:00 Dylan_Java_NYC 阅读(331) 评论(0) 推荐(0)
摘要: 原题链接在这里:https://leetcode.com/problems/range-sum-query-immutable/ 题目: Given an integer array nums, find the sum of the elements between indices i and j 阅读全文
posted @ 2015-11-13 09:32 Dylan_Java_NYC 阅读(325) 评论(0) 推荐(0)
摘要: 原题链接在这里:https://leetcode.com/problems/remove-invalid-parentheses/ 题目: Remove the minimum number of invalid parentheses in order to make the input stri 阅读全文
posted @ 2015-11-13 09:15 Dylan_Java_NYC 阅读(485) 评论(0) 推荐(0)