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G. The jar of divisors Alice and Bob play the following game. They choose a number N to play with. The rules are as follows: - They write each number 阅读全文
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F. Contestants Ranking Ahmad is one of the best students in HIAST, and also a very good problems Solver. In the time you will spend reading this probl 阅读全文
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D. Time to go back You have been out of Syria for a long time, and you recently decided to come back. You remember that you have M friends there and s 阅读全文
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C. Palindrome Again !! Given string with N characters, your task is to transform it to a palindrome string. It's not as easy as you may think because 阅读全文
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B. New Job This is the first day for you at your new job and your boss asks you to copy some files from one computer to other computers in an informat 阅读全文
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Big Event in HDU Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 41952 Accepted Submission(s): 1 阅读全文
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Coins Time Limit: 3000MS Memory Limit: 30000K Total Submissions: 37856 Accepted: 12852 Description People in Silverland use coins.They have coins of v 阅读全文
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Dividing Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 26338 Accepted Submission(s): 7523 Probl 阅读全文
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Description On January 1st 2002, The Netherlands, and several other European countries abandoned their national currency in favour of the Euro. This c 阅读全文
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最近xhd正在玩一款叫做FATE的游戏，为了得到极品装备，xhd在不停的杀怪做任务。久而久之xhd开始对杀怪产生的厌恶感，但又不得不通过杀怪来升完这最后一级。现在的问题是，xhd升掉最后一级还需n的经验值，xhd还留有m的忍耐度，每杀一个怪xhd会得到相应的经验，并减掉相应的忍耐度。当忍耐度降到0或 阅读全文