#include <iostream>
#include <string>
#include <cstdlib>

using namespace std;

class A {

private:
    char *str;
    short len;

public:

    A(short m, string source);
    virtual char func(short i = 0);
    short getLen();


    friend ostream& operator<<(ostream &output, A);

protected:
    char get(short i);
};

class B : public A {
private:
    short p;


public:
    B(short m, string source);
    char func(short i);

};

class C : public A {
private:
    char x;

public:
    C(short n, string source, char y);
    char func(short i);
    string g(char c);
};

int main() {
    srand(111222333);
      A *vett[50];

      string S="supercalifragilistichespiralidoso";

      for(int i=0; i<50; i++){
	short n=3+rand()%10;
	if(rand()%2==0)
	  vett[i]= new B(n, S);
	else
	  vett[i]= new C(n, S, (char) (rand()%('z'-'a'+1)+'a'));
      }
      ostream &operator<<(&C, B);
      cout << vett;


}


A::A(short q, string sorgente) {
    sorgente = str;
    q = len;


}



char A::get(short i) {
    return str[i%len];
}

short A::getLen() {
    int m;
    m = len;
    return m;
}

B::B(short w, string sorgente) : A() {
    int numVocali=0;
    for (int i=0; i<sorgente.length(); i++) {
        if (sorgente[i] == 'a' || sorgente[i]=='e' || sorgente[i]=='i' || sorgente[i]=='o' || sorgente[i]=='u')
            numVocali++;
    }
    short p=1+numVocali;
}



char B::func(short i) {

    string sorgente;
    for (int j=i; j<sorgente.length(); j++) {
        if (sorgente[j]!='a' || sorgente[j]!='e' || sorgente[j]!='i' || sorgente[j]!='o' || sorgente[j]!='u')
            return sorgente[j];
        else
            return char ('X');
    }
}

C::C(short n, string sorgente, char y) : A() {

}

char C::func(short i) {
    string sorgente;
    for (int k = i; k<sorgente.length(); k++) {
        if (sorgente[k]>x)
            return sorgente[i];
        else
            return x;
    }
}

string C::g(char c) {
    string sorgente;
    string s2= x + sorgente + c;
    return s2;
}