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摘要: Time Limit: 1000MSMemory Limit: 65536KTotal Submissions: 3965Accepted: 1505Special JudgeDescriptionMy birthday is coming up and traditionally I'm serving pie. Not just one pie, no, I have a number N o... 阅读全文
posted @ 2009-10-31 23:33 Weiyu Wang 阅读(770) 评论(0) 推荐(0)
摘要: Time Limit: 1000MSMemory Limit: 30000KTotal Submissions: 4863Accepted: 1058DescriptionWhen a thin rod of length L is heated n degrees, it expands to a new length L'=(1+n*C)*L, where C is the coefficie... 阅读全文
posted @ 2009-10-30 05:22 Weiyu Wang 阅读(710) 评论(0) 推荐(0)
摘要: Time Limit: 2000MSMemory Limit: 65536KTotal Submissions: 1798Accepted: 784DescriptionEvery year the cows hold an event featuring a peculiar version of hopscotch that involves carefully jumping from ro... 阅读全文
posted @ 2009-10-28 02:41 Weiyu Wang 阅读(901) 评论(0) 推荐(0)
摘要: Time Limit: 2000MSMemory Limit: 65536KTotal Submissions: 4105Accepted: 1620DescriptionFarmer John is an astounding accounting wizard and has realized he might run out of money to run the farm. He has ... 阅读全文
posted @ 2009-10-28 00:02 Weiyu Wang 阅读(1136) 评论(0) 推荐(0)
摘要: Time Limit: 1000MSMemory Limit: 65536KTotal Submissions: 6358Accepted: 1384DescriptionA Compiler Mystery: We are given a C-language style for loop of type for (variable = A; variable != B; variable +=... 阅读全文
posted @ 2009-10-26 06:32 Weiyu Wang 阅读(1101) 评论(0) 推荐(0)
摘要: Time Limit: 1000MSMemory Limit: 30000KTotal Submissions: 4943Accepted: 1047DescriptionConsider two natural numbers A and B. Let S be the sum of all natural divisors of A^B. Determine S modulo 9901 (th... 阅读全文
posted @ 2009-10-24 02:58 Weiyu Wang 阅读(692) 评论(0) 推荐(0)
摘要: Time Limit: 1000MSMemory Limit: 65536KTotal Submissions: 4166Accepted: 1652DescriptionThis problem is based on an exercise of David Hilbert, who pedagogically suggested that one study the theory of 4n... 阅读全文
posted @ 2009-10-22 06:18 Weiyu Wang 阅读(728) 评论(0) 推荐(0)
摘要: Time Limit: 2000MSMemory Limit: 65536KTotal Submissions: 5907Accepted: 1402DescriptionThe young and very promising cryptographer Odd Even has implemented the security module of a large system with tho... 阅读全文
posted @ 2009-10-19 07:01 Weiyu Wang 阅读(817) 评论(0) 推荐(0)
摘要: Time Limit: 1000MSMemory Limit: 30000KTotal Submissions: 9478Accepted: 2376DescriptionImagine you are attending your math lesson at school. Once again, you are bored because your teacher tells things ... 阅读全文
posted @ 2009-10-17 02:46 Weiyu Wang 阅读(1056) 评论(0) 推荐(0)
摘要: Time Limit: 1000MSMemory Limit: 10000KTotal Submissions: 17288Accepted: 4563DescriptionA single positive integer i is given. Write a program to find the digit located in the position i in the sequence... 阅读全文
posted @ 2009-10-17 02:13 Weiyu Wang 阅读(862) 评论(0) 推荐(0)
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