Reverse Any Integer C++ Full Program | AbuKhleif

reverseDigitFull.cpp

// www.abukhleif.com
#include <iostream>
using namespace std;
int reverseDigit (int num){
  bool isNegative = false;
  if (num < 0){
    isNegative = true;
    num = -1 * num;
  }
  int reversedNumber = 0;
  while (num > 0) {
    int d = num % 10;
    reversedNumber = reversedNumber * 10 + d;
    num /= 10;
    }
    return (isNegative) ? -1 * reversedNumber : reversedNumber;
}
int main() {
	cout<<reverseDigit(-12345);
	return 0;
}