I want to talk about the problem 761C - Даша и пароль. Is this input valid?
3 3
11a
111
***
If yes then how this (24401506) submission passes? My solution can not find any solution for this input. Can someone please explain?
Loose dataset
I want to talk about the problem 761C - Даша и пароль. Is this input valid?
3 3
11a
111
***
If yes then how this (24401506) submission passes? My solution can not find any solution for this input. Can someone please explain?