Covert Celsius to Fahrenheit

/**
 * Convert Celsius to Farenheit
 **/

#include <cstdio>
#include <cstdlib>
#include <iostream>

using namespace std;

int main()
{
    //Enter temp in celsius
    cout << "Enter the temperature in Celsius: ";
    int celsius;
    cin >> celsius;

    //calculate conversion factor for Celsius to Fahrenheit
    int factor;
    factor= 212-32;

    //calculate conversion factor for Celsius
    int fahrenheit;
    fahrenheit= factor * celsius/100 + 32;

    //output results
    cout << "\n" << celsius << " in Fahrenheit: " << fahrenheit << "\n";

    system("pause");

    return 0;
}