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How Many Digits? How Many Digits? How Many Digits? Often times it is sufficient to know the rough size of a number, rather than its exact value. For e 阅读全文
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Virtual Friends Virtual Friends Virtual Friends These days, you can do all sorts of things online. For example, you can use various websites to make v 阅读全文
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ACM Contest Scoring ACM Contest Scoring ACM Contest Scoring Our new contest submission system keeps a chronological log of all submissions made by eac 阅读全文
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Backspace Backspace Backspace Bjarki having trouble Shortly before the programming contest started, Bjarki decided to update his computer. He didn’t n 阅读全文
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Association for Computing Machinery Association for Computing Machinery Association for Computing Machinery ACM (Association for Computing Machinery) 阅读全文
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Mixed Fractions Mixed Fractions Mixed Fractions You are part of a team developing software to help students learn basic mathematics. You are to write 阅读全文
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Bela Bela Bela Young Mirko is a smart, but mischievous boy who often wanders around parks looking for new ideas. This time he’s come across pensioners 阅读全文
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时间限制:10000ms单点时限:1000ms内存限制:256MB 描述 We say a string is beautiful if it has the equal amount of 3 or more continuous letters (in increasing order.)Her 阅读全文
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时间限制:10000ms单点时限:1000ms内存限制:256MB 描述 Consider a binary watch with 5 binary digits to display hours (00 - 23) and 6 binary digits to display minutes (0 阅读全文