-3rd golf


Statement
You are given S only contains 'o'.
Replace third character from right with 'x'.

Constraint
* 3 ≤ |S| ≤ 10
Sample Input
Sample Output
Contest ID
0003
Writer
admin
Publish date
2020/05/14 22:10:00
Solved
428
Best
3
Top player
Yupiteru