03. Even or Odd

#include <iostream>

using namespace std;

int main() {
    int number;
    cin >> number;

    if (number % 2 == 0) {
        cout << "even" << endl;
    }
    else {
        cout << "odd" << endl;
    }

    return 0;
}

Решение с тернарен оператор:

#include <iostream>

using namespace std;

int main() {
    int number;
    cin >> number;

    cout << (number % 2 == 0 ? "even" : "odd") << endl;

    return 0;
}