#include <cstddef>

static const size_t ENTRY_SIZE = 10;
typedef char Entry[ ENTRY_SIZE ];
typedef Entry * Page;
typedef Page * Directory;
 
int main () {
 
   Entry entry1 = "Hello", entry2 = "Hello", entry3 = "Hello", entry4 = "Hello";
   Page page1[ 2 ], page2[ 2 ];
   Directory dir[ 2 ];
   
   dir[ 0 ] = page1;
   page1[ 0 ] = &entry1;
   page1[ 1 ] = &entry2;
 
   dir[ 1 ] = page2;
   page2[ 0 ] = &entry3;
   page2[ 1 ] = &entry4;
 
}