执行子串操作后的字典序最小字符串
- 难度:
medium - 原始链接: https://leetcode.cn/problems/lexicographically-smallest-string-after-substring-operation
- 标签:
贪心
medium贪心medium单调栈easy模拟easy哈希hard动态规划Update your browser to view this website correctly.&npsb;Update my browser now