#include <stdio.h>
#include <iostream>
using namespace std;
int n, m;

int main() {
    int t; scanf("%d", &t);
    while (t--) {
        scanf("%d %d", &n, &m);
        long long S = 0;
        for (int i = 1; i <= n; i++) {
            int x; scanf("%d", &x);
            S += x;
        }
        for (int i = 1; i <= m; i++) {
            long long q; scanf("%I64d", &q);
            if (q > S) printf("1");
            else printf("0");
        }
        printf("\n");
    }
}