#include<stdio.h>
main( ) 
{ 
   int stud[4][2] ; 
   int i, j ;
   for ( i = 0 ; i <= 3 ; i++ ) 
   { 
      printf ( "\n Enter roll no. and marks \t" ); 
      scanf ( "%d %d", &stud[i][0], &stud[i][1] ); 
   }
   for ( i = 0 ; i <= 3 ; i++ ) 
      printf ( " %d %d\n", stud[i][0], stud[i][1] );  
   system("pause");       
}