# coding: utf-8
# Here your code !

def factorization(n):
    def factor_sub(n, m):
        c = 0
        while n % m == 0:
            c += 1
            n /= m
        n=n
        return c, n
    #
    buff = []
    c, m = factor_sub(n, 2)
    if c > 0: buff.append((2, c))
    c, m = factor_sub(m, 3)
    if c > 0: buff.append((3, c))
    x = 5
    while m >= x * x:
        c, m = factor_sub(m, x)
        if c > 0: buff.append((x, c))
        if x % 6 == 5:
            x += 2
        else:
            x += 4
    if m > 1: buff.append((int(m), 1))
    return buff

ans=max(factorization(2618041128726310729980397695726420305416084208683943858026180411287263107299803976957264203054160842086839438580))[0]%int(input())%2
if ans==0:
    print("even")
else:
    print("odd")