摘要:
Time Limit: 1 secs, Memory Limit: 32 MB N couples are standing in a circle, numbered consecutively clockwise from 1 to 2N. Husband and wife do not alw 阅读全文
摘要:
Time Limit: 1 secs, Memory Limit: 32 MB Long long ago, there was a super computer that could deal with VeryLongIntegers(no VeryLongInteger will be neg 阅读全文