#include <bits/stdc++.h>
using namespace std;
int main()
{
  int a, b;
  cin>> a >> b;
  cout << (a*b % 2 == 0 ? "Even" : "Odd" );
}
  
### Prompt

Construct a Cpp code solution to the problem outlined:

AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.

Constraints

* 1 ≤ a,b ≤ 10000
* a and b are integers.

Input

Input is given from Standard Input in the following format:


a b


Output

If the product is odd, print `Odd`; if it is even, print `Even`.

Examples

Input

3 4


Output

Even


Input

1 21


Output

Odd

### Response

```cpp
#include <bits/stdc++.h>
using namespace std;
int main()
{
  int a, b;
  cin>> a >> b;
  cout << (a*b % 2 == 0 ? "Even" : "Odd" );
}
  
```