#include <iostream>
#include <cstdio>
#include <cstring>
#include <string>
#include <cmath>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <map>
#include <stack>
#include <queue>
#include <set>
#define m_p make_pair
#define p_b push_bakc
#define fi first
#define se second
#define LL long long
using namespace std;

int main()
{
    //freopen("input.txt","r",stdin);
    //freopen("output.txt","w",stdout);
    int tt;scanf("%d",&tt);
    while (tt--)
    {
        int n,m; scanf("%d%d",&n,&m);
        LL sum=0;
        for (int i=1; i<=n; i++)
        {
            int x; scanf("%d",&x);
            sum=sum+x;
        }
        for (int i=1; i<=m; i++)
        {
            LL x;
            scanf("%I64d",&x);
            if (x>sum)
                printf("1");
            else printf("0");
        }
        printf("\n");
    }
    return 0;
}