#include<iostream>
using namespace std;

template <class T> //function template
T abs(T n)
{
  return (n < 0) ? -n : n;
}
main() {
    int int1 = 5;
    int int2 = -6;
    long lon1 = 70000;
    long lon2 = -80000;
    double dub1 = 9.95;
    double dub2 = -10.15;
    //calls instantiate functions
    cout << "\nabs(" << int1 << ")=" << abs(int1); //abs(int)
    cout << "\nabs(" << lon1 << ")=" << abs(lon1); //abs(long)
    cout << "\nabs(" << lon2 << ")=" << abs(lon2); //abs(long)
    cout << "\nabs(" << dub1 << ")=" << abs(dub1); //abs(double)
    cout << "\nabs(" << dub2 << ")=" << abs(dub2); //abs(double)
    cout << "\nabs(" << int2 << ")=" << abs(int2); //abs(int)
    
    system("pause");
}