poj 3480 John

#include <iostream>#include <cstdio>#include <cstdlib>#include <cstring>using namespace std;int main(){    int t;    scanf("%d", &t);    while (t--)    {        int sg =0, n;        bool flag =false;        scanf("%d", &n);        for (int i =0; i < n; i++)        { int a; scanf("%d", &a); sg ^= a; if (a !=1)     flag =true;        }        if ((flag && sg) || (!flag &&!sg)) printf("Johnn");        else printf("Brothern");    }    return 0;}