bzoj 1022: [SHOI2008]小约翰的游戏John

#include<cstdio>
#include<iostream>
using namespace std;
int T,a[100],n;
int main()
{
scanf("%d",&T);
for(;T;T--)
{
int a1=0,kg=0;
scanf("%d",&n);
for(int i=1;i<=n;i++)
{
scanf("%d",&a[i]);
a1=a1^a[i];
if(a[i]>1)
kg=1;
}
if((kg&&a1)||(!kg&!a1))
printf("John\n");
else
printf("Brother\n");
}
return 0;
}