#include<cstdio>
#include<cstring>
#include<cmath>
#include<algorithm>
#include<string>
#include<iostream>
#define LL long long
#define INF 0X7FFFFFFF
using namespace std;
int T,N,M; 
int main()
{
    scanf("%d",&T);
    while(T--)
    {
        LL tmp;
        LL sum=0;
        scanf("%d%d",&N,&M);
        for(int i=1;i<=N;i++)
        {
            scanf("%I64d",&tmp);
            sum+=tmp;
        }
        string ret="";
        for(int i=1;i<=M;i++)
        {
            scanf("%I64d",&tmp);
            if(tmp>sum)
                ret+="1";
            else
                ret+="0";
        }
        cout<<ret<<endl;
    }
    return 0;
}