#include <cstdio>
using namespace std;
int main() {
    int T;scanf("%d", &T);
    while (T--) {
        int n, m;scanf("%d%d", &n, &m);
        long long a = 0;
        for (int i = 1;i <= n;i++) {
            long long t;scanf("%I64d", &t);
            a += t;
        }
        for (int i = 1;i <= m;i++) {
            long long t;scanf("%I64d", &t);
            if (t > a) printf("1"); else printf("0");
        }
        printf("\n");
    }
    return 0;
}