#include <cstdio>
#include <algorithm>

using namespace std;

long long v[6000];

int main()
{
    //freopen("file.in", "r", stdin);
    //freopen("file.out", "w", stdout);
    int t;
    for(scanf("%d",&t);t;t--)
    {
        long long n;
        int a,b,c;
        scanf("%lld%d%d%d",&n,&a,&b,&c);
        for(int i=0;i<=5000;i++) v[i]=0;
        v[0]=1;
        for(int i=0;i<=5000;i++)
        {
            if(i) v[i]=max(v[i],v[i-1]);
            if(v[i]>=n)
            {
                printf("%d\n",i);
                break;
            }
            v[i+a]+=v[i];
            v[i+b]+=v[i];
            v[i+c]+=v[i];
        }
    }
    return 0;
}