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codeforces CF986A Fair 图论 多源BFS
$ \rightarrow $ 戳我进CF原题A. Fairtime limit per test: 2 secondsmemory limit per test: 512 megabytesinput: standard inputoutput: standard output Some company is going to hold a fair in Bytel...
codeforces CF209C Trails and Glades 欧拉回路
$ \rightarrow $戳我进CF原题C. Trails and Gladestime limit per test: 4 secondsmemory limit per test: 256 megabytesinput: standard inputoutput: standard output Vasya went for a walk in the park...
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