#include<iostream>
#include<cstdio>
#include<cstring>
#include<cstdlib>
using namespace std;
int main(){
//freopen("input.txt","r",stdin);
int t,n;
scanf("%d",&t);
while(t--){
scanf("%d",&n);
int ans=0,x;
for(int i=0;i<n;i++){
scanf("%d",&x);
if(x%4==0)
ans^=(x-1);
else if(x%4==1 || x%4==2)
ans^=x;
else
ans^=(x+1);
}
if(ans!=0)
puts("Alice");
else
puts("Bob");
}
return 0;
}
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