#include <iostream>
using namespace std ;

void function1( int arr1[] )
{
 cout << "function1:" << arr1[0] << endl ;
}

void function2( int* arr1 )
{
 cout << "function2:" << arr1[0] << endl ;
}

void function3( int arr1[][3] )
{
 cout << "function3:" << arr1[0][0] << endl ;
}

void function4( int** arr1 )
{
  cout << "function4:" << arr1[0][0] << endl ;
}

int main()
{
 //Single Dimensional Arrays
  int array1[10] = { 1,2,3,4,5,6,7,8,9,10} ;
  function1( array1 ) ;
  //Ok to pass an array to a pointer
   function2( array1 ) ;
   int* ptr1 = new int[10] ;
   ptr1[0] = 1 ; ptr1[1] = 2 ;
   //Ok to pass a pointer to an array
   function1( ptr1 ) ;
   function2(  ptr1 ) ;

   //Two Dimensional Arrays
   int array2[2][3]  = {  {1,2,3} , {4,5,6} } ;
   int** TwoDimArray ;
   const int ROW_COUNT = 2 ;
   const int COL_COUNT = 3 ;

   TwoDimArray = (int**)malloc(sizeof(int*)*ROW_COUNT)  ;
   for(int i1=0 ,  k1=1 ;        i1<ROW_COUNT ;    i1++   )
   {
        TwoDimArray[i1] =  (int*)  malloc(sizeof(int)*COL_COUNT)  ;
        for( int j1=0 ; j1<COL_COUNT ; j1++ )
         {
           TwoDimArray[i1][j1] = k1++ ;
        }
   } //for

           function3( array2 ) ;
           //  Compiler error
           //function4(  array2 ) ;
           //  Compiler error
           //function3( TwoDimArray ) ;
           function4( TwoDimArray ) ;
           return 0 ;
}