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2016年9月5日

摘要: 这次笔试是今年校招我参加的第一次笔试。。出了很多状况,基础知识不扎实,导致选择题耽误了太多时间,导致后面的题目没做完,编程题也没有在 时间内写出来,基本没有面试机会了。不过我继续研究第二个编程题,在10几分钟后做了出来。 这个题目具体已经不记得了,但是大概意思还是记得,我们把由4和7组成的数,按小大 阅读全文

posted @ 2016-09-05 22:37 CSU蛋李 阅读(1564) 评论(0) 推荐(0) 编辑

摘要: Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down to the farthest l 阅读全文

posted @ 2016-09-05 17:07 CSU蛋李 阅读(110) 评论(0) 推荐(0) 编辑

摘要: Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root). For 阅读全文

posted @ 2016-09-05 16:52 CSU蛋李 阅读(82) 评论(0) 推荐(0) 编辑

摘要: Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as a binary tree in which the dept 阅读全文

posted @ 2016-09-05 14:55 CSU蛋李 阅读(93) 评论(0) 推荐(0) 编辑

摘要: Given a binary tree, find its minimum depth. The minimum depth is the number of nodes along the shortest path from the root node down to the nearest l 阅读全文

posted @ 2016-09-05 14:15 CSU蛋李 阅读(96) 评论(0) 推荐(0) 编辑