2015年7月28日
    
 
        
        
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题意:某大学有m个学院,每一个学院有si个人,现在要组建一支有n个人的篮球队,已经知道男主角在第h个学院,还有他先被球队录取了,现在学院在剩下的所有人中等概率的挑选出n-1个人问:男主角想知道球队里面还有人和他来自同一个学院的概率,若不够人数,则输出-1这道题很简单的组合数学题,但是要注意,计算的中...    
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            posted @ 2015-07-28 22:51
_fukua
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One Person GameTime Limit:1 Second Memory Limit:32768 KB Special JudgeThere is a very simple and interesting one-person game. You have 3 dice, namelyD...    
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            posted @ 2015-07-28 02:14
_fukua
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        2015年7月27日
    
 
        
        
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D. Bag of miceThe dragon and the princess are arguing about what to do on the New Year's Eve. The dragon suggests flying to the mountains to...    
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            posted @ 2015-07-27 23:04
_fukua
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Collecting BugsTime Limit:10000MSMemory Limit:64000KTotal Submissions:3379Accepted:1672Case Time Limit:2000MSSpecial JudgeDescript...    
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            posted @ 2015-07-27 19:42
_fukua
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Card CollectorTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3141Accepted Sub...    
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            posted @ 2015-07-27 15:44
_fukua
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MazeTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65768/65768 K (Java/Others)Total Submission(s): 2012Accepted Submission(...    
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            posted @ 2015-07-27 13:18
_fukua
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        2015年7月26日
    
 
        
        
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Aeroplane chessTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2327Accepted S...    
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            posted @ 2015-07-26 15:21
_fukua
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RobotTime Limit: 8000/4000 MS (Java/Others)Memory Limit: 102400/102400 K (Java/Others)Total Submission(s): 3851Accepted Submissi...    
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            posted @ 2015-07-26 14:47
_fukua
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H -Island of SurvivalTime Limit:2000MSMemory Limit:32768KB64bit IO Format:%lld & %lluSubmitStatusPracticeLightOJ 1265DescriptionYou ar...    
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            posted @ 2015-07-26 12:53
_fukua
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        2015年7月25日
    
 
        
        
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AssignmentTime Limit: 4000/2000 MS (Java/Others)Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1758Accepted Submissio...    
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            posted @ 2015-07-25 12:48
_fukua
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