Description Freddy Frog is sitting on a stone in the middle of a lake. Suddenly he notices Fiona Frog who is sitting on another stone. He plans to vis ...
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其他好文 时间:
2018-08-18 13:24:07
阅读次数:
176
Freddy Frog is sitting on a stone in the middle of a lake. Suddenly he notices Fiona Frog who is sitting on another stone. He plans to visit her, but ...
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其他好文 时间:
2018-08-08 14:58:20
阅读次数:
342
Find a path Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2068 Accepted Submission(s): 893 Prob ...
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其他好文 时间:
2018-07-12 21:36:18
阅读次数:
179
solved 3 (7/22) 前缀和乱搞的题看成是模拟退火求最小费马点,很烦。 C Permutations (子序列) D Travel Frog (dp + 公式) H Appositive Body (中心对称的结论) <qj> 题意:4维空间里n个点,是否能够中心对称。 首先利用所有点求出 ...
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其他好文 时间:
2018-06-16 13:40:30
阅读次数:
251
A frog is crossing a river. The river is divided into x units and at each unit there may or may not exist a stone. The frog can jump on a stone, but i ...
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其他好文 时间:
2018-05-31 10:44:30
阅读次数:
264
Frogger Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 56003 Accepted: 17617 Description Freddy Frog is sitting on a stone in the middle o ...
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其他好文 时间:
2018-05-23 13:49:47
阅读次数:
219
Description One day, Mr. Frog is playing Link Game (Lian Lian Kan in Chinese). In this game, if you can draw at most three horizontal or vertical head ...
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其他好文 时间:
2018-05-17 11:58:51
阅读次数:
192
http://acm.hdu.edu.cn/showproblem.php?pid=5926 题意:判断给出的这个连连看能不能连上(一次就行) 水,在首行首列或者尾行尾列的需要判断一下自己这一行或者这一列有没有能连上的(四个角的行列都需要判断),然后是所有的都判断一下相邻的能不能连就可以了 啪啪啪打 ...
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其他好文 时间:
2018-05-11 00:08:24
阅读次数:
204
Vertex Cover frog has a graph with nn vertices v(1),v(2),…,v(n)v(1),v(2),…,v(n) and mm edges (v(a1),v(b1)),(v(a2),v(b2)),…,(v(am),v(bm))(v(a1),v(b1)), ...
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其他好文 时间:
2018-04-27 02:20:40
阅读次数:
186