摘要:
A -Constructing RoadsTime Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeHDU 1102DescriptionThere are N villages, which are numbered from 1 to N, and you should build some roads such that every two villages can connect to each other. We say two village A and B a 阅读全文
posted @ 2013-08-13 11:14
围剿大叔
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