A pattern can be seen in the solution that the result will be equal to (n/2)*m . May be I am missing any mathematical concept behind this reason. Can anyone provide me the mathematical logic behind the solution? Why is this working?
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What is the mathematical logic behind the solution?
Revision en1, by Evan_Shareef, 2020-09-24 08:36:19
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Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
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