#include<iostream>
using namespace std;
int main()
{
    int c;
    int i;
    cin>>c;
    cin>>i;
    if(c<0||i<0);
    {
        cout<<"Invalid input";
    }
    else if(c<700)
    {
        cout<<"Low credit score";
    }
    else if(i<30000)
    {
        cout<<"Insufficient income";
    }
    else{
        cout<<"Loan approved";
    }
    return 0;
}