operatori

#include <iostream>
#include <cstring>
using namespace std;
/*
++
--
+=
-=
>>
<<
==
>
<
>=
<=
!=
*/
class Covek{
 private:
     char ime[20];
     int godini;
     float visina;
 public:
    Covek(){
    godini=0;
    visina=0;
    strcpy(ime,"");
    }
    Covek(char *ime1,int godini1, float visina1){
     strcpy(ime,ime1);
     godini=godini1;
     visina=visina1;
    }
    void pecati(){
     cout<<ime<< " "<<godini<<" "<<visina<<endl;

    }

    Covek operator --(){
    godini+=1;
    return *this;
    }
        Covek operator --(int ){
            Covek tmp=*this;
    godini+=1;
    visina+=5;
    return tmp;
    }

    friend ostream& operator <<(ostream &o, Covek &c){
    o<<c.ime<<" "<<c.godini<<" "<<c.visina<<endl;
    return o;

    }

    friend istream& operator>>(istream &i,Covek &c){
      i>>c.ime>>c.godini>>c.visina;
      return i;
    }

    Covek operator +=(int k){
     godini+=k;
     return *this;
    }
     Covek operator +=(const Covek c1){
     godini+=c1.godini;
     visina+=c1.visina;
     return *this;
    }

    Covek operator +(Covek &c1){
    Covek nov(c1.ime,c1.godini+godini,visina);
    return nov;

    }

    bool operator ==(float f){
    if(visina==f){
        return true;
    }else{
    return false;
    }
    }

    char operator [](int index){
        if(index<20 && index>-1)
    return ime[index];
    }


};
class Grad{
private:
    int br_ziteli;
    Covek *lugje;
public:
    Grad(){
    br_ziteli=0;
    lugje=new Covek[0];
    }

    Grad operator +=( const Covek &c1){
      Covek *tmp=new Covek[br_ziteli];
      for(int i=0;i<br_ziteli;i++){
        tmp[i]=lugje[i];
      }
      delete [] lugje;
      lugje=new Covek[br_ziteli+1];
       for(int i=0;i<br_ziteli;i++){
       lugje[i]=tmp[i];
      }
      lugje[br_ziteli]=c1;
      br_ziteli++;
      delete [] tmp;
      return *this;
    }
     Covek operator [](int i){
         if(i<=br_ziteli && i>-1){
            return lugje[i];
         }else{
         cout<<"Nevaliden indeks";

         }

    }


};

int main()
{

    return 0;
}