import sys

args = sys.argv[1:]
num = 0
if len(args) == 1 and args[0].isdigit():
    num = int(args[0])
    if num == 0:
        print("I'm Zero.")
    elif num % 2 == 0:
        print("I'm Odd.")
    else:
        print("I'm Even.")
else :
    print("ERROR")

