Mode golf


Statement
You are given S contains only 'a', 'b', 'c'.
Replace it with the mode (a character that appears most times).

Constraints
* 1 ≤ |S| ≤ 16
* The mode is unique.
Sample Input
Sample Output
Contest ID
0001
Writer
admin
Publish date
2020/05/07 22:00:00
Solved
291
Best
8
Top player
sugim48