#include <bits/stdc++.h>
int main(){
	long long a,b;
	scanf("%lld%lld",&a,&b);
	!(a*b%2)?printf("Even\n"):printf("Odd\n");
	return 0;
}
### Prompt

Please provide a CPP coded solution to the problem described below:

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>
int main(){
	long long a,b;
	scanf("%lld%lld",&a,&b);
	!(a*b%2)?printf("Even\n"):printf("Odd\n");
	return 0;
}
```