摘要：
问题描述Given a set ofnon-overlappingintervals, insert a new interval into the intervals (merge if necessary).You may assume that the intervals were initi... 阅读全文
摘要：
问题描述Givennnon-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after rainin... 阅读全文