#include <iostream>

using namespace std;

int main() {
    int firstNumber;
    int secondNumber;
    int changeAmount{0};
    int i {0};

    cout << "Enter the first number => ";
    cin >> firstNumber;
    cout << "Enter the second number => ";
    cin >> secondNumber;

    if (firstNumber > secondNumber) {
         changeAmount = -1;
    } else {
         changeAmount = 1;
    }

    i = firstNumber;

    while( i != secondNumber  ) {
        cout << "i = " << i << endl;
        i += changeAmount;
    }
    cout << "i = " << i << endl;

    return 0;
}