int getReverseOddDigit(int a){
    int count = 1, count1 = 0, count2 = 0;
    int b1 = 0, b2 = 0, b = 0, tempB;
    bool isNegative = false;

    if(a < 0) {
        isNegative = true;
        a = -a;
    }

    do {
        if(count % 2){
            b1 += (a % 10) * pow(10, count1);
            count1++;
        } else {
            b2 += (a % 10) * pow(10, count2);
            count2++;
        }

        count++;

        a /= 10;

    } while(a > 10);

    if(count % 2){
        b1 += (a % 10) * pow(10, count1);
        tempB = b1;
    } else {
        b2 += (a % 10) * pow(10, count2);
        tempB = b2;
    }

   while(tempB)
   {
       b = b*10 + tempB%10;
       tempB /= 10;
   }

   return isNegative ? -b : b;
}