I can't find my mistake on this solution for this problem. Problem: http://www.spoj.com/problems/ADATREE/ Solution: https://pastebin.com/QjFae67a
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Codeforces (c) Copyright 2010-2025 Mike Mirzayanov
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Good day to you,
try following input
If I'm not mistken, the answer shall be "0", is that true?
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Thanks a lot. I solved WA error. Now it gets TLE.