public class Solution {
    public int sumAlternateDigits(int n) {

        int temp = n;
        int divider = 1;

        while (temp >= 10){
            divider *=10;
            temp /=10;
        }

        int sum = 0;
        boolean getDigit = true;

        while (divider > 0){
            int digit = n / divider ;

            if (getDigit){
                sum += digit;
            }

            getDigit = !getDigit;
            n %= divider;

            divider /= 10;
        }

        // Escribe tu solución aquí
        return sum;
    }
}