
A.Cards统计一下z和o的个数[crayon-692f73125b8da198098800/]B.MultiplicationTable取第一行的gcd,则a1一定是gcd的约数再取一个M23,确定一下a1[crayon-692f73125b8e8419546062/]C.SubstringGameintheLesson先手可以直接转移到左边的最小字符[crayon-692f73125b8f6767598547/]D.AlexandJulian按每个数的2的因子数分类,只有2的因子数相同的才能共存选择最多数的一类[crayon-692f73125b8fc923913687/]E.Tourism按起...

凸包A:WallPOJ1113求凸包周长加一个圆[crayon-692f73125d66c556412909/]B:ScrambledPolygonPOJ2007排序凸包上的点[crayon-692f73125d67e061073588/]动态规划G题真的坑A:Fourier’sLinesPOJ1923[crayon-692f73125d686226385445/]B:TourPOJ2677[crayon-692f73125d68f356621445/]C:IncreasingSequencesPOJ1239[crayon-692f73125d699511923024/]D:Charlie’sChangePOJ1787[crayon-692f73125d6a5001...
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