3
4
3
4
3
3
3
3
8
4
4
3
12
3
5
5
4
6
6
3
3
4
3
4
5
5
3
4
4
4
3
6
3
4
4
3
4
4
4
4
3
7
4
5
5
4
4
13
4
3
3
3
3
4
9
3
4
![Programming Interviews Exposed: Secrets to Landing Your Next Job, 2nd Edition[程序员面试攻略]](https://www0.kfzimg.com/sw/kfz-cos/kfzimg/aaeddfbe/773ceefc8020ce7a_s.jpg)
3
3
5
3
3
3
4
3
3
3
3
3
5
4
6
5
3
3
3
4
3
3
3
5
4
5
4
9
3
3
3
4
4
6
3
3
3
5
8
4
4
4
占位居中
