#include <stdio.h>

// Excecoes da classe Vector
struct VectorError {};

struct VectorBadIndex : public VectorError
{
  int index;
  VectorBadIndex( int i ) { index = i; }
};

struct VectorBadAlloc : public VectorError {};

// Definicao da classe
template <class T>
class Vector {
	T *elems;
	int size;
 public:
	Vector(int s) throw ( VectorBadAlloc );
	T& operator[](int i) throw( VectorBadIndex );
};

template <class T>
Vector<T>::Vector(int s) throw ( VectorBadAlloc )
{
  size=s; elems = new T[size];
  if (!elems) throw VectorBadAlloc();
}

template <class T>
T& Vector<T>::operator[](int i) throw( VectorBadIndex )
{
  if (i>=0 && i<size) return elems[i];
  else                throw VectorBadIndex(i);
}


int main()
{
  try {
	  Vector<int> a(10);
	  Vector<char*> ac(1000);

	 for (int i=0; i<3000; i++)
	 {
		a [i] = i;
		ac[i] = "abc";
	 }
  }
  catch ( VectorBadIndex i )
  { printf("Invalid index: %d \n ", i.index );  }
  catch ( VectorBadAlloc )
  { printf("Out of memory \n " );  }
  catch (...)
  { printf("Unexpected error. \n " );  }

  return 0;
}