public static void Main()
decimal amountOfMoney = decimal.Parse(Console.ReadLine());
int countOfStudents = int.Parse(Console.ReadLine());
decimal sabrePrice = decimal.Parse(Console.ReadLine());
decimal robePrice = decimal.Parse(Console.ReadLine());
decimal beltPrice = decimal.Parse(Console.ReadLine());
decimal totalPrice = sabrePrice * (countOfStudents + (10/100)) + robePrice * (countOfStudents) + beltPrice * (countOfStudents);
if(countOfStudents % 6 == 0)
totalPrice = sabrePrice * (countOfStudents + (10/100)) + robePrice * (countOfStudents) + beltPrice * (countOfStudents-freeBelt);
Console.WriteLine(totalPrice);
Console.WriteLine(totalPrice);