import sys

input = sys.stdin.readline


def read():
    A = int(input().strip())
    B = int(input().strip())
    return A, B


def solve(A, B):
    if (A * B) % 2 == 0:
        return "Even"
    else:
        return "Odd"
            

if __name__ == "__main__":
    inputs = read()
    outputs = solve(*inputs)
    if outputs is not None:
        print("%s" % str(outputs))