#include<iostream>
#include<cstdio>
using namespace std;
typedef long long ll;
string s;
int main()
{
    int t;scanf("%d",&t);
    while(t--){
        s="";
        int n,m;scanf("%d%d",&n,&m);
        ll sum=0;
    for(int i=0;i<n;i++)
    {
        int a;
        scanf("%d",&a);
        sum+=a;
    }
    while(m--){
        ll b;scanf("%lld",&b);
        if(b>sum)s+="1";
        else s+='0';
    }
    cout<<s<<endl;
    }
}