摘要： 题目来源：http://poj.org/problem?id=2181Jumping CowsTime Limit: 1000MSMemory Limit: 65536KTotal Submissions: 5065Accepted: 3082DescriptionFarmer John's cows would like to jump over the moon, just like the cows in their favorite nursery rhyme. Unfortunately, cows can not jump. The local witch doctor h 阅读全文