#include<iostream>
using namespace std;
int main(){
	int a;
    cin << a;
    int b;
    cin <<b;
  	
  	int i;
  	i=a%b;
  
  	if (i){
    	cout << "Odd" ;
    }
  	else{
    	Cont << "Even";
    }

	return 0;
}