NYOJ 278 排队【语瑟夫环】

 

http://acm.nyist.net/JudgeOnline/problem.php?pid=278

 

#include<stdio.h>int main(){int n,i,s,m,x;scanf("%d",&n);while(n--){scanf("%d%d",&m,&x);{s=0;for(i=2;i<=m;i++)s=(s+x)%i;printf("%d\n",s+1);}}return 0;}