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vin is observing the cars at a crossroads. He finds that there are n cars running in the east-west direction with the i-th car passing the intersectio 阅读全文
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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
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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
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B. RGB plants time limit per test 2.0 s memory limit per test 64 MB input standard input output standard output B. RGB plants time limit per test 2.0 阅读全文
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J. Cola time limit per test 4.0 s memory limit per test 64 MB input standard input output standard output J. Cola time limit per test 4.0 s memory lim 阅读全文
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Cleaning Shifts Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 40751 Accepted: 9871 Description Farmer John is assigning some of his N (1 阅读全文
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Tian Ji -- The Horse Racing Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 17699 Accepted: 5461 Description Here is a famous story in Chin 阅读全文
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Evil Straw Warts Live Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 1799 Accepted: 523 Description A palindrome is a string of symbols th 阅读全文