Solution.cpp

#include <iostream>
#include <cstdio>
using namespace std;

int main() {
    int a, b;
    cin >> a;
    cin >> b;

    for (int n = a; n <= b; n++) {
        if (n>9) {
            if (n % 2 == 0) {
                cout << "even\n";
            } else {
                cout << "odd\n";
            }
        } else {
            if (n == 1) {
                cout << "one\n";
            }
            if (n == 2) {
                cout << "two\n";
            }
            if (n == 3) {
                cout << "three\n";
            }
            if (n == 4) {
                cout << "four\n";
            }
            if (n == 5) {
                cout << "five\n";
            }
            if (n == 6) {
                cout << "six\n";
            }
            if (n == 7) {
                cout << "seven\n";
            }
            if (n == 8) {
                cout << "eight\n";
            }
            if (n == 9) {
                cout << "nine\n";
            }
        }
    }

    return 0;
}