#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;

const int N = 100100;
int n, m;
int a[N];
const long long mod = 1000000000000000000LL;
//1000000000000000000;
int main(void)
{
    int n, m;
    int T;
//    cout << mod << endl;
    scanf("%d", &T);
    while(T--)
    {
        int i;
        long long sum = 0;
        scanf("%d%d", &n, &m);
        for(i = 0; i < n; i++)
        {
            scanf("%d", &a[i]);
            if(sum <= mod)
                sum += a[i];
        }
        long long q;
        for(i = 0; i < m; i++)
        {
            scanf("%I64d", &q);
            if(q > sum) printf("1");
            else printf("0");
        }
        printf("\n");
    }
    return 0;
}