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贪心，三种情况显然贪心的策略就是多用田忌最慢的去拼齐王最快的， 那么什么时候用这个策略呢： 1.有齐王最快的马参赛的比赛田忌不可能赢，否则当前用田忌最快的马把齐王最快的马赢了。 2.有田忌最慢的马参赛的比赛田忌不可能赢，否则当前用田忌最慢的马把齐王最慢的马赢了。 3.前面2条符合就果断用最顶上的策略：用田忌最慢的去耗齐王最快的. Followed by:
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