Untitled

#include <iostream>
using namespace std;

int perevorot(int a,int b,int c) 
{
	while (a > 0) {
		b = a % 10;
		c = c * 10 + b;
		a /= 10;
	}
}


int main()
{
	int a, b = 0,c=0;
	cin >> a;
	cout << perevorot(a, b, c);
}