裸的巴什博奕,
代码:
#include<cstdio>
#include<cstring>
#include<iostream>
using namespace std;
int n,m;
int main()
{
int T;
scanf("%d",&T);
while(T--)
{
scanf("%d%d",&n,&m);
if(n%(m+1))
printf("first\n");
else
printf("second\n");
}
return 0;
}