n = int(input("enter your number : "))

while n % 2 != 0:
    n**2
    
    if n == 100 or 1000 or 10000 or 100000 or 1000000 or 10000000 or 100000000 or 1000000000 or 10000000000 or 100000000000 or 1000000000000 or 10000000000000 or 100000000000000 or 100000000000000:
        print("True the number is a happy number")
        break


else:
    print("Fales the number is not a happy number")