DHOJ 1896 Brave Game 巴什博弈

#include <stdio.h>

int main(){
    int num, n, m;
    scanf("%d", &num);
    while(num--){ 
        scanf("%d%d", &n, &m);
        if(n%(m+1)!=0)
            printf("first\n");
        else
            printf("second\n");
    }    
    return 0;
}