Full name program

#include <iostream>
#include <string.h>
using namespace std;

int main()
{
    char firstname[] = "Roddy";
    char middlename[] = "J";
    char lastname[] = "Pipper";
    char fullname[80];
    int offset = 0;

    strcpy(fullname, firstname);
    offset = strlen(firstname);
    strcpy(fullname + offset, " ");
    offset += 1;
    strcpy(fullname + offset, middlename);
    offset += strlen(middlename);
    strcpy(fullname + offset, ". ");
    offset += 2;
    strcpy(fullname + offset, lastname);

    cout << firstname << "-" << middlename << "-" << lastname << endl;
    cout << "Fullname: " << fullname << endl;
    char response;
    cin >> response;
    return 0;
}