#include<iostream>

int main() {
	int a, b;

	std::cin >> a >> b;

	std::cout << (a * b % 2 == 1 ? "Odd" : "Even") << std::endl;

	return 0;
}
### 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() {
	int a, b;

	std::cin >> a >> b;

	std::cout << (a * b % 2 == 1 ? "Odd" : "Even") << std::endl;

	return 0;
}
```