#include <cstdio>

int main(void)
{
    int t,n,m;
    long long x,y,z;

    scanf("%d",&t);
    while(t--)
    {
        scanf("%d %d",&n,&m);
        x = 0;
        while(n--)
            scanf("%I64d",&z),x += z;
        while(m--)
        {
            scanf("%I64d",&y);
            if(y > x)
                putchar('1');
            else
                putchar('0');
        }
        putchar('\n');
    }
}