摘要：
B. Email from Polycarp time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output Methodius receive 阅读全文
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G. Repeat it time limit per test 2.0 s memory limit per test 64 MB input standard input output standard output G. Repeat it time limit per test 2.0 s 阅读全文
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F. Fairness time limit per test 2.0 s memory limit per test 64 MB input standard input output standard output Dwik and his brother Samir both received 阅读全文
摘要：
E. Playing with numbers time limit per test 2.0 s memory limit per test 64 MB input standard input output standard output E. Playing with numbers time 阅读全文