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Description The country of jiuye composed by N cites. Each city can be viewed as a point in a two- dimensional plane with integer coordinates (x,y)... 阅读全文
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Description Dragon loves lottery, he will try his luck every week. One day, the lottery company brings out a new form of lottery called accumulated... 阅读全文
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Description As we know,the fzu AekdyCoin is famous of math,especially in the field of number theory.So,many people call him "the descendant of Chen... 阅读全文
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Description Today we play a squigglysudoku, The objective is to fill a 9*9 grid with digits so that each column, each row, and each of the nine Con... 阅读全文
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Description A Sudoku grid is a 16x16 grid of cells grouped in sixteen 4x4 squares, where some cells are filled with letters from A to P (the first ... 阅读全文
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Description In the game of Sudoku, you are given a large 9 × 9 grid divided into smaller 3 × 3 subgrids. For example,.2738..1..1...6735.......293.5... 阅读全文
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Description The left figure below shows a complete 3*3 grid made with 2*(3*4) (=24) matchsticks. The lengths of all matchsticks are one. You can fi... 阅读全文
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Description 这是个剑与魔法的世界.英雄和魔物同在,动荡和安定并存.但总的来说,库尔特王国是个安宁的国家,人民安居乐业,魔物也比较少.但是.总有一些魔物不时会进入城市附近,干扰人民的生活.就要有一些人出来守护居民们不被魔物侵害.魔法使艾米莉就是这样的一个人.她骑着她的坐骑,神龙米格拉... 阅读全文
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Description N cities of the Java Kingdom need to be covered by radars for being in a state of war. Since the kingdom has M radar stations but only ... 阅读全文
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Description Your boss once had got many copies of a treasure map. Unfortunately, all the copies are now broken to many rectangular pieces, and what... 阅读全文
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Description There is an N*M matrix with only 0s and 1s, (1 #includeusing namespace std;// N 行 M 列 。 。 。const int INF=10e8;const int MaxN=1010;const... 阅读全文
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作为搜索里面的一个大头，终于刷了一部分题目了，跳舞链一般都有现成的模板来套。。。。。。 至于跳舞链的学习的话，我觉得http://www.cnblogs.com/grenet/p/3163550.html 这一篇文章已经将的不能再详细了。。。。。。就不多说了。。。。。。 对于DLX问题首先... 阅读全文