// File: scope1.cpp
//
// Testing local scope

#include <iostream>

using namespace std ;

int a = 1 ;

void afunc() {
   int a = 2, b = 4 ; 

   cout << "In afunc(), a = " << a << endl ;
   cout << endl ;

   { // Begin a block

      int a = 3 ;

      cout << "In a block in afunc(), a = " << a << endl ;
      cout << "In a block in afunc(), ::a = " << ::a << endl ;
      cout << endl ;
   }

   for(int a = 7 ; a <= 9 ; a++) {
      cout << "In a for loop in afunc(), a = " << a << endl ;
   }


   cout << endl ;
   cout << "After for loop in afunc(), a = " << a << endl ;

   int c = a + b ;
}

main() {
   int a = 13 ;

   afunc() ;
}