Program to illustrate Parameterised Constructor

#include <iostream.h>
#include <string.h>
#include<conio.h>
class sample
{
        char itemname[20];
        int cost;
        public :
        sample(char*, int);        // Constructor declaration
        void print_data();
};
sample::sample(char* s, int c)    // Constructor definition
{
    strcpy(itemname,s);
    cost = c;
}
void sample::print_data()
{
    cout << "Item : " << itemname << "\n";
    cout << "Cost : " << cost << "\n";
}

void main(void)
{
    sample A1("Pencil", 5);            // implicit call to the constructor
    sample A2 = sample("Notebook", 20);    // explicit call to the constructor
    clrscr();
    A1.print_data();
    A2.print_data();
    getch();
}