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<center D. Vika and Segments</center 题目连接：http://www.codeforces.com/contest/610/problem/D DescriptionVika has an infinite sheet of squared paper. In... 阅读全文
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<center C. Harmony Analysis</center 题目连接：http://www.codeforces.com/contest/610/problem/C DescriptionThe semester is already ending, so Danil made an... 阅读全文
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<center B. Vika and Squares</center 题目连接：http://www.codeforces.com/contest/610/problem/B DescriptionVika has n jars with paints of distinct colors. ... 阅读全文
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<center A. Pasha and Stick</center 题目连接：http://www.codeforces.com/contest/610/problem/A DescriptionPasha has a wooden stick of some positive integer... 阅读全文
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<center D. The Union of k Segments</center 题目连接：http://www.codeforces.com/contest/612/problem/D DescriptionYou are given n segments on the coordinat... 阅读全文
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<center C. Replace To Make Regular Bracket Sequence</center 题目连接：http://www.codeforces.com/contest/612/problem/C DescriptionYou are given string s c... 阅读全文
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<center B. HDD is Outdated Technology</center 题目连接：http://www.codeforces.com/contest/612/problem/B DescriptionHDD hard drives group data by sectors.... 阅读全文
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<center A. The Text Splitting</center 题目连接：http://www.codeforces.com/contest/612/problem/A DescriptionYou are given the string s of length n and the... 阅读全文