[洛谷 4185][USACO18JAN]MooTube 题目链接 https://www.luogu.org/problem/P4185 继续阅读[洛谷 4185][USACO18JAN]MooTube
[洛谷 4145,loj 6281,spoj GSS4]花神游历各国 题目链接 https://www.luogu.org/problem/P4145 https://loj.ac/problem/6281 https://www.spoj.com/problems/GSS4/ 继续阅读[洛谷 4145,loj 6281,spoj GSS4]花神游历各国
[洛谷 1560][USACO5.2]Snail Trails 题目链接 https://www.luogu.org/problem/P1560 继续阅读[洛谷 1560][USACO5.2]Snail Trails
[洛谷 2938][USACO09FEB]Stock Market 题目链接 https://www.luogu.org/problem/P2938 继续阅读[洛谷 2938][USACO09FEB]Stock Market