hdu 1846 博弈

题目链接：点击打开链接

题目分析：典型的巴什博弈。

相关链接：点击打开链接

#include<algorithm>#include<cstring>#include<cstdio>#include<string>#include<queue>#include<stack>#include<cmath>using namespace std;int main(){    int n,k,t;    scanf("%d",&t);    while(t--)    {        scanf("%d %d",&n,&k);           if((n)%(k+1)) printf("first\n");           else  printf("second\n");    }    return 0;}