#include <iostream>
#include <cstring>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <vector>
#define LL long long
#define pb push_back
using namespace std;
const int N = 100010;
int a[N];
char ans[N];

int main() {
    int T;
    scanf("%d", &T);
    while (T--) {
        int n, m;
        scanf("%d%d", &n, &m);
        LL sum = 0;
        for (int i = 1; i <= n; ++i) {
            scanf("%d", &a[i]);
            sum += a[i];
        }
        for (int i = 1; i <= m; ++i) {
            LL x;
            scanf("%I64d", &x);
            if (x > sum) ans[i] = '1';
            else ans[i] = '0';
        }
        for (int i = 1; i <= m; ++i)
            putchar(ans[i]);
        puts("");
    }
    return 0;
}