#include<iostream>
using namespace std;
int main()
{
    int hours;
    int fee=0;
    cout<<"Enter the total number of hours spent at the gym;";
    cin>>
    //input validation
    if(!(cin>>hours)||hours<=0)
    {
        cout<<"Invalid input.Please enter a positive number of hours."<<endl;
    }
    else
    {
        cout<<"nooooooooooooo";
    }
    
}