摘要：
1 public class Solution 2 { 3 private Stack ST = new Stack(); 4 private string SmallestStr = String.Empty; 5 private string[] Ary = new string[] { "a","b","c","d","e"... 阅读全文
摘要：
这道题的描述有一些不清楚，主要是If two nodes have the same position, then the value of the node that is reported first is the value that is smaller. 这一句，应该是先按照层排序，同层的 阅读全文
摘要：
class Solution: def judgeIntersection(self,a:'Interval',b:'Interval'): #返回值1，bool类型，是否有交集：True-有交集，False-无交集 #返回值2，int类型，哪个先结束：0-A先结束，1-B先结束，2-AB同时结束 #返回值3，Interval类型，交集的... 阅读全文