#include <iostream>
int main() {
int num;
while (std::cin >> num) {
if (num % 2 == 0) {
std::cout << "Even" << std::endl;
} else {
std::cout << "Odd" << std::endl;
}
}
return 0;
}

#include <iostream>
int main() {
int num;
while (std::cin >> num) {
if (num % 2 == 0) {
std::cout << "Even" << std::endl;
} else {
std::cout << "Odd" << std::endl;
}
}
return 0;
}