#include<cstdio>
#include<cstring>
#include<iostream>
#include<vector>
#include<algorithm>
#include<cmath>
#include<set>
#include<list>
#include<queue>
#include<stack>
#include<string>
#include<cstring>
using namespace std;

long long a[1000006];

int main()
{
    int t;
    scanf("%d",&t);
    while (t--)
    {
        long long n,m;
        scanf("%I64d%I64d",&n,&m);
        long long k=0;
        for (int i=0;i<n;i++)
        {
            scanf("%I64d",&a[i]);
            k+=a[i];
        }
        int sum=0;
        for (int i=0;i<m;i++)
        {
            long long cut;
            scanf("%I64d",&cut);
            if (k>=cut) printf("0");
            else printf("1");
        }
        printf("\n");
    }
}