Контейнер map

#include <iostream>
#include <map>
#include <cstring>
using namespace std;
 
class name {
    char str[20];
public:
    name() { strcpy_s(str, ""); }
    name(char *s) { strcpy_s(str, s); }
    const char *get()const { return str; }
};
 
bool operator<(name a, name b) {
    return strcmp(a.get(), b.get()) < 0;
}
 
class phonenum {
    char str[20];
public:
    phonenum() { strcmp(str, ""); }
    phonenum(char *s) { strcpy_s(str, s); }
    const char *get()const { return str; }
};
typedef map<name, phonenum, less<name> > psevdo;
 
template <class First, class Second> ostream&
operator<<(ostream& out, const pair<First, Second>
    &pp) {
    cout << "\nName: " << pp.first.get() << " number: "
        << pp.second.get() << endl;
    return out;
}
int main() {
    map<name, phonenum, less<name> > m;
    
    m.insert(pair <name, phonenum>
        (name("Andy"), phonenum("235-623")));
    m.insert(pair <name, phonenum>
        (name("Dmitr"), phonenum("265-896")));
    m.insert(pair <name, phonenum>
        (name("Oleg"), phonenum("536-236")));
    m.insert(pair<name, phonenum>
        (name("Ihor"), phonenum("123-896")));
    
    char str[80];
    cout << "Set name to found: ";
    cin >> str;
    map <name, phonenum, less<name> >::iterator p;
    
    p = m.find(name(str));
    if (p != m.end())
        cout << "Value: " << *p;
    else
        cout << "There is no name!\n";
    system("pause");
    return 0;
}