#include<iostream>
using namespace std;

int main(){
    int creditScore,income;
    cin>>creditScore>>income;
    
    if(creditScroe<0 || income<0){
        cout<<"Invalid input";
        return 0;
    }
    
    if(creditscore<700){
        cout<<"Low credit score";
    }
    
    else if(income<30000){
        cout<<"Insufficient income";
    }
    else{
        cout<<"Loan approved";
    }
    
    return 0;
}