摘要:
Happy 2004问题描述 :Consider a positive integer X,and let S be the sum of all positive integer divisors of 2004^X. Your job is to determine S modulo 29 (t... 阅读全文
摘要:
Fence RepairTime Limit:2000MSMemory Limit:65536KTotal Submissions:32916Accepted:10638点我DescriptionFarmer John wants to repair a small length of the fe... 阅读全文
摘要:
Expedition 点我Time Limit: 1000MSMemory Limit: 65536KTotal Submissions: 9465Accepted: 2760DescriptionA group of cows grabbed a truck and ventured on an... 阅读全文