103.有问题!!!!Remove Duplicate Letters
来源:互联网 发布:淘宝网鞋柜 编辑:程序博客网 时间:2024/05/29 19:14
Given a string which contains only lowercase letters, remove duplicate letters so that every letter appear once and only once. You must make sure your result is the smallest in lexicographical order among all possible results.
Example:
Given "bcabc"
Return "abc"
Given "cbacdcbc"
Return "acdb"
Credits:
Special thanks to @dietpepsi for adding this problem and creating all test cases.
Subscribe to see which companies asked this question
有问题,还需要进一步理解。
http://www.bubuko.com/infodetail-1279963.html
http://www.mamicode.com/info-detail-1164490.html
附上两个比较好的连接,后面再做。
0 0
- 103.有问题!!!!Remove Duplicate Letters
- leetcode Remove Duplicate Letters
- Remove Duplicate Letters
- Remove Duplicate Letters
- Remove Duplicate Letters
- Remove Duplicate Letters leetCode316
- leetcode: Remove Duplicate Letters
- Leetcode201: Remove Duplicate Letters
- LeetCode Remove Duplicate Letters
- 《leetCode》:Remove Duplicate Letters
- Leetcode: Remove Duplicate Letters
- leetcode--Remove Duplicate Letters
- [Leetcode]Remove Duplicate Letters
- Remove Duplicate Letters
- Remove Duplicate Letters
- 316. Remove Duplicate Letters
- 316. Remove Duplicate Letters
- 316. Remove Duplicate Letters
- python制作报表
- Linux下activeMQ安装
- 日志Nlog
- 报表导出
- 2015寒假总结—做自己
- 103.有问题!!!!Remove Duplicate Letters
- uva 10943 隔板法
- Linux RPM命令
- 单例模式
- Ubuntu安装JDK
- MATLAB图像处理:平面卫星图转换成立体球形图
- Java张孝祥视频 学习笔记 反射
- Android性能优化
- IP地址段计算方法——计算最大广播地址,最小网络地址