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