#include<algorithm>
#include<cmath>
#include<stdio.h>
#include<string.h>
#include<iostream>
#define LL long long
using namespace std;
int main ()
{
    int T;
    LL n,m;
    scanf("%d",&T);
    while(T--)
    {
        scanf("%I64d%I64d",&n,&m);
        long long sum=0;
        while(n--)
        {
            long long x;
            scanf("%I64d",&x);
            sum+=x;
        }
        while(m--)
        {
            long long q;
            scanf("%I64d",&q);
            if(q>sum)
            {
                printf("1");
            }
            else
            {
                printf("0");
            }
        }
        printf("\n");
    }

}