#include <iostream>
#include <string>

using namespace std;
int main()
{
	string werd;
	string inverted;
	cout << "w3rd : ";
	cin >> werd;
	for (int i=werd.length();i;i--)
		inverted += werd[i-1];
	cout << "Inverted: " << inverted << "\n";
	return 0;
}