"""
n=int(input())
while(n!=0):
    r=n%10
    n=n//10
    print(r,n)
"""
"""""
n=int(input())
count=0
while(n):
    r=n%10
    n=n//10
    count+=1
    print(r,n)
    print(count)

""""
n=int(input())
ec=0
oc=o
while(n):
    r=n%10
    n=n//10
    if(r%2==0):
        print(even)
    else:
        print(odd)
      
