GCD Time Limit: / MS (Java/Others) Memory Limit: / K (Java/Others) Total Submission(s): Accepted Submission(s): Problem Description The greatest common divisor GCD(a,b) of two positive integers a and b,sometimes written (a,b),,)=,(,)=. (a,b) can be e
爆头 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1447 Accepted Submission(s): 601 Problem Description gameboy是一个CS高手,他最喜欢的就是扮演警察,手持M4爆土匪的头.也许这里有人没玩过CS,有必要介绍一下“爆头”这个术语:所谓爆头,就是子弹直接命中对方的头部,以秒杀
Description We all know that a pair of distinct points on a plane defines a line and that a pair of lines on a plane will intersect in one of three ways: 1) no intersection because they are parallel, 2) intersect in a line because they are on top of