#include <iostream>
using namespace std;

int main()
{
	//step 0: declare variables and stuff you need
	double inches;
	double centimeters;


	//step 1: ask user for number of inches
	cout << "Please enter a number of inches sir or madaam: ";
	cin >> inches;

	//step 2: calculate how many centimeters equals that number of inches
	centimeters = inches * 2.54;

	//step 3: tell user the answer
	cout << inches << " inches equals " << centimeters << " centimeters!" << endl;

	return 0;
}