sdut1282Find the Path (floyd变形）

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【搜索】【并查集】Codeforces 691D Swaps in Permutation
【模拟】Codeforces 691C Exponential notation
【模拟】Codeforces 691B s-palindrome
【模拟】Codeforces 691A Fashion in Berland
【贪心】HDU 5783 Divide the Sequence
【动态规划】HDU 5791 Two
【中途相遇法】【STL】BAPC2014 K Key to Knowledge (Codeforces GYM 100526)
【线段树】BAPC2014 E Excellent Engineers (Codeforces GYM 100526)
【扩展欧几里得】BAPC2014 I Interesting Integers (Codeforces GYM 100526)
【最大流】BAPC2014 A Avoiding the Apocalypse (Codeforces GYM 100526)