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A. Salem and Sticks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Salem and Sticks t 阅读全文
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929. Unique Email Addresses Easy 22766FavoriteShare 929. Unique Email Addresses Easy 22766FavoriteShare Easy Every email consists of a local name and 阅读全文
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You're given strings J representing the types of stones that are jewels, and S representing the stones you have. Each character in S is a type of ston 阅读全文
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A. New Year and the Christmas Ornament time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. 阅读全文
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A. Right-Left Cipher time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Right-Left Cipher 阅读全文
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只做了两个就去上课去啦... A. Company Merging time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output 只做了两个就去 阅读全文
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A. Petya and Origamitime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputPetya is having a party soon, 阅读全文