Discussion @ 1087. The Time to Take Stones @ Timus Online Judge

if the test data is ....

Posted by Lin Zi 26 Oct 2001 17:48

if the test data is
"3 1
2
"
what shall we output?

This input is impossible

Posted by Marat Bakirov 26 Oct 2001 18:44

Read the problem text :
"
It is guaranteed that it is possible to make next move
irrespective to already made moves.
"

Re: This input is impossible

Posted by Lin Zi 26 Oct 2001 19:14

you means that all the test data has a correct answer

Yes

Posted by Marat Bakirov 26 Oct 2001 19:17

There can be "no solution"
The problem text say that there always can be a move :)

in your case when 3 - 2 = 1 left
NO MOVE is possible

and the problem text say that there can always be a move
until the end of game :)

Discussion of Problem 1087. The Time to Take Stones