unexpected output

Revision en1, by brainstorm, 2015-12-09 05:51:54

http://codeforces.net/contest/449/submission/14705739

on my system the output for the given test case is coming to be : 2 codeforces compiler is giving : 1 why so?

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en2 English brainstorm 2015-12-09 05:53:40 23
en1 English brainstorm 2015-12-09 05:51:54 186 Initial revision (published)