DescriptionRecently, researchers on Mars have discovered N powerful atoms. All of them are different. These atoms have some properties. When two of th...
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其他好文 时间：
2015-05-10 21:52:21
阅读次数：
142
DescriptionThere are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of these texts even include maps of par...
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其他好文 时间：
2015-05-04 11:50:31
阅读次数：
133
DescriptionEdward has an array A with N integers. He defines the beauty of an array as the summation of all distinct integers in the array. Now Edward...
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其他好文 时间：
2015-05-02 20:44:48
阅读次数：
121
DescriptionEdward, a poor copy typist, is a user of the Dvorak Layout. But now he has only a QWERTY Keyboard with a broken Caps Lock key, so Edward n....
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其他好文 时间：
2015-05-02 20:40:57
阅读次数：
278
Problem DescriptionAfter inventing Turing Tree, 3xian always felt boring when solving problems about intervals, because Turing Tree could easily have ...
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其他好文 时间：
2015-05-02 12:20:50
阅读次数：
90
DescriptionHow many nondecreasing subsequences can you find in the sequence S = {s1, s2, s3, ...., sn} ? For example, we assume that S = {1, 2, 3}, an...
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其他好文 时间：
2015-05-01 21:09:15
阅读次数：
136
DescriptionThere is an apple tree outside of kaka's house. Every autumn, a lot of apples will grow in the tree. Kaka likes apple very much, so he has ...
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移动开发 时间：
2015-04-30 21:36:07
阅读次数：
243
Description尼克发明了这样一个游戏：在一个坐标轴上，有一些圆，这些圆的圆心都在x轴上，现在给定一个x轴上的点，保证该点没有在这些圆内(以及圆上)，尼克可以以这个点为圆心做任意大小的圆，他想知道自己做多可以与多少个给定的圆相交(相切也算,包含不算)。Input输入有多组数据 输入到文件尾每一...
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其他好文 时间：
2015-04-28 20:23:01
阅读次数：
191
Problem DescriptionAs we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. There is o...
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其他好文 时间：
2015-04-15 23:21:56
阅读次数：
282
时间限制:7000ms单点时限:1000ms内存限制:256MB描述给定两个整数n和m，求是否存在恰好包含n个0和m个1的01串S，使得S中不存在子串"001"和"11"。如果存在符合条件的01串则输出字典序最小的S，否则输出NO。输入一行两个整数，表示n和m。(0#include #include...
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其他好文 时间：
2015-04-15 23:16:23
阅读次数：
165
