#include <iostream>
int main(){
using namespace std;
int a,b;
cin>>a>>b;
if(a*b%2==1)
cout<<"Odd"<<endl;
else
cout<<"Even"<<endl;
}
### Prompt

Create a solution in Cpp for the following problem:

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 <iostream>
int main(){
using namespace std;
int a,b;
cin>>a>>b;
if(a*b%2==1)
cout<<"Odd"<<endl;
else
cout<<"Even"<<endl;
}
```