Convert Pounds to Kilograms
The code has been modified slightly and now uploaded to the site.

24.cpp
#include <iostream>
using namespace std;
int main(){
double pounds;
double kilograms;
const double conversion = 0.454;
std::cout << "Enter a number in pounds: \n";
std::cin >> pounds;
kilograms = pounds * conversion;
std::cout << pounds << " pounds is " << kilograms << " kilograms";
}