#include <iostream>
#include <vector>
#include <string>

using namespace std;

void mostrar(const vector<int> & v) {
   cout << "[ ";
   for (int dato : v)
      cout << dato << " ";
   cout << "]" << endl;
}

int main() {

   cout << "Con vector:" << endl;

   vector<int> miVector = {10, 20, 30, 40, 50};

   cout << "1: ";
   mostrar(miVector);

   for (int dato : miVector)
      dato = dato + 2; // cambia la copia de lo que hay en el vector
   cout << endl << "2: ";
   mostrar(miVector);

   for (int & dato : miVector)
      dato = dato + 3; // cambia lo que hay en el vector
   cout << "3: ";
   mostrar(miVector);

   // for (const int & dato : miVector)
   //   dato = dato + 3; // ERROR DE COMPILACION

   for (auto dato : miVector)
      dato = dato + 4;
   cout << "4: ";
   mostrar(miVector);

   for (auto & dato : miVector)
      dato = dato + 5;
   cout << "5: ";
   mostrar(miVector);

   cout << "6: [ ";
   for (int dato : {60, 70, 80})
      cout << dato << " ";
   cout << "]" << endl;

   // Una expresion constante no se puede utilizar por referencia:
   // for (int & dato : {60, 70, 80}) ERROR DE COMPILACION

   cout << endl << "Con string:" << endl;
  
   string miCadena("aeiou");
   cout << "1: " << miCadena << endl;

   for (char caracter : miCadena)
      caracter = '2';
   cout << "2: " << miCadena << endl;
      
   for (char & caracter : miCadena)
      caracter = '3';
   cout << "3: " << miCadena << endl;
      
   for (auto caracter : miCadena)
      caracter = '4';
   cout << "4: " << miCadena << endl;
      
   for (auto & caracter : miCadena)
      caracter = '5';
   cout << "5: " << miCadena << endl;

   cout << "6: ";
   for (char caracter : "WOW")
      cout << caracter;
   cout << endl;
}