# -*- coding: utf-8 -*-

a,b = list(map(int, input().split()))

if a&0b1 and b&0b1:

  print('Odd')

else:

  print('Even')
# -*- coding: utf-8 -*-

a,b = list(map(int, input().split()))

if (a*b)&0b1:

  print('Odd')

else:

  print('Even')
# -*- coding: utf-8 -*-
a, b = list(map(int, input().split()))
if a & 0b1 and b & 0b1:
    print("Odd")
else:
    print("Even")

# -*- coding: utf-8 -*-
a, b = list(map(int, input().split()))
if (a * b) & 0b1:
    print("Odd")
else:
    print("Even")

-if a & 0b1 and b & 0b1: +if (a * b) & 0b1: