2019年2月1日
leetcode 42. Trapping Rain Water
摘要： Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining. 阅读全文
posted @ 2019-02-01 22:49 JamieLiu 阅读(150) 评论(0) 推荐(0)