Hello Codeforces!
Lets discuss problems of the Poland contest. Any ideas on A? We came to the problem to count the number of minimal subsets with zero AND. How to count them?
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Open Cup Grand Prix of Poland
Hello Codeforces!
Lets discuss problems of the Poland contest. Any ideas on A? We came to the problem to count the number of minimal subsets with zero AND. How to count them?
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