using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        Console.WriteLine(getOnePesoCoinCountToUse(4, 1, 9)); // → 4

        Console.WriteLine(getOnePesoCoinCountToUse(4, 1, 7)); // → 2

    }

    // We have a purse with a number of 1 peso coins (onePesoCoinAvailable)

    // and 5 peso coins (fivePesoCoinAvailable) available.

    // We want to get an amount (totalPesoToGet) in the purse.

    // Assuming we always get 5 peso coin before 1 peso coin.

    // Determine the count of 1 peso coin to that we will get.

    public static int getOnePesoCoinCountToUse(int onePesoCoinAvailable, int fivePesoCoinAvailable, int totalPesoToGet)

    {

        return 0;

    }

}