#include <stdio.h>
int main(void){

    int a, b;
    int result;
    
    scanf("%d %d", &a, &b);
    
    result=a*b;
    
    if(result%2=0)
    {
        printf("Even\n");        
    }
    else
    {
        printf("Odd\n");
    }
    

    
    return 0;
}
