#include <bits/stdc++.h>
using namespace std;

int main(){
  int a;
  int b;
  int c = a*b;
  
  if(c == 1){
    cout << "odd";
  }
  else{
    for(int i =c;c>=1;c/2;){
      continue;
    }
    if(c==1){
      cout << "even";
      else{
        cout << "odd";
      }
    }
  }
}
    
    
