cf/mirror

Clear the String

CF
1132F2000· candidate master3s256 MB⌨ stdin/stdout
#dp

Examples

Sample 1of 2
Input
5
abaca
Output
3
Sample 2of 2
Input
8
abcddcba
Output
4
1132F.cpp
loading editor…
Ln 11·137 BGNU C++20 (64)