摘要：1033 : 交错和 1033 : 交错和 时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 给定一个数 x，设它十进制展从高位到低位上的数位依次是 a0, a1, ..., an - 1，定义交错和函数： f(x) = a0 - a1 + a2 - ... + ( -  阅读全文

摘要：How many 0's? Time Limit: 1000MS Memory Limit: 65536KB 64bit IO Format: %I64d & %I64u Description A Benedict monk No.16 writes down the decimal repres 阅读全文

摘要：吉哥系列故事――恨7不成妻 Time Limit:500MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u 吉哥系列故事――恨7不成妻 Description 单身! 依然单身！ 吉哥依然单身！ DS级码农吉哥依然单身！ 所以，他生平最恨情人节 阅读全文

摘要：Beautiful numbers Time Limit:4000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Beautiful numbers Description Volodya is an odd boy and his ta 阅读全文

摘要：Balanced Numbers Time Limit:123MS Memory Limit:1572864KB 64bit IO Format:%lld & %llu Balanced Numbers Description Balanced numbers have been used by m 阅读全文

摘要：Balanced Number Time Limit:5000MS Memory Limit:65535KB 64bit IO Format:%I64d & %I64u Balanced Number Description A balanced number is a non-negative i 阅读全文

摘要：B-number Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u B-number Description A wqb-number, or B-number for short, is a non-negat 阅读全文

摘要：Round Numbers Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Round Numbers Description The cows, as you know, have no fingers or 阅读全文

摘要：不要62 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description 杭州人称那些傻乎乎粘嗒嗒的人为62（音：laoer）。杭州交通管理局经常会扩充一些的士车 阅读全文

摘要：Bomb Problem Description The counter-terrorists found a time bomb in the dust. But this time the terrorists improve on the time bomb. The number seque 阅读全文

摘要：F(x) Time Limit:500MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u F(x) Description For a decimal number x with n digits (A nA n-1A n-2 ... A 2A 阅读全文