Problem F. Interval Game from today's Codeforces Div2 round required the simplication of a complex game down to a Nim game, so I created a video talking about how to identify hidden Nim heaps in this problem.
Problem F. Interval Game from today's Codeforces Div2 round required the simplication of a complex game down to a Nim game, so I created a video talking about how to identify hidden Nim heaps in this problem.
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