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传送门DescriptionA kingdom has n cities numbered 1 to n, and some bidirectional roads connecting cities. The capital is always city 1.After a war, all th... 阅读全文
posted @ 2015-08-14 19:01
Pat
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传送门Time Limit:5000MSMemory Limit:65536KB64bit IO Format:%lld & %lluDescription在一个奇怪的村子中,很多人的名字都很长,比如aaaaa, bbb and abababab。名字这么长,叫全名显然起来很不方便。所以村民之间一般... 阅读全文
posted @ 2015-08-14 17:24
Pat
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传送门Time Limit:1000MSMemory Limit:131072KB64bit IO Format:%lld & %lluDescriptionIn this problem, a dictionary is collection of key-value pairs, where k... 阅读全文
posted @ 2015-08-14 15:22
Pat
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