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