N = 1
data = []
for i in range(N):
    data_input = list(map(int,input().split()))
    data.append(data_input)
M = 1
print(data)
if data[0][0]//2 == 0:
    print('Even')
else:
    if data[0][1]//2 ==0:
        print('Even')
    else:
        print('Odd')