06. Sum of Odd Numbers

#include <iostream>

using namespace std;

int main() {
    int n, sum = 0;
    cin >> n;

    for (int i = 1; i < n * 2; i += 2) {
        cout << i << endl;
        sum += i;
    }

    cout << "Sum: " << sum << endl;
    return 0;
}