import strutils
import sequtils
import math 

proc getInt() : int =
    parseInt(readLine(stdin))

proc getInts() : seq[int] = 
    readLine(stdin).split().map(parseInt)

let a = getInts()
if a[0] * a[1] mod 2 == 0:
    echo 'Even'
else:
    echo "Odd"

