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Winner The winner of the card game popular in Berland "Berlogging" is determined according to the following rules. If at the end of the game there is 阅读全文
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Ancient Berland Circus Nowadays all circuses in Berland have a round arena with diameter 13 meters, but in the past things were different. In Ancient 阅读全文
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Bear and Finding Criminals There are n cities in Bearland, numbered 1 through n. Cities are arranged in one long row. The distance between cities i an 阅读全文
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Vanya and Label While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two word 阅读全文
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A. Theatre Square time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Theatre Square in the c 阅读全文
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Vanya and Food Processor Vanya smashes potato in a vertical food processor. At each moment of time the height of the potato in the processor doesn't e 阅读全文
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C. Bear and Prime 100 This is an interactive problem. In the output section below you will see the information about flushing the output. Bear Limak t 阅读全文