To input on console screen by making two dimensional array

#include<iostream.h>
#include<conio.h>
#define a 3
#define b 3
 void main()
  {

   int x[a][b];

   clrscr();

   for(int i=0; i<a; i++)
   for(int j=0; j<b; j++)
    {
     cout<<"x["<<i<<"]["<<j<<"]=";
     cin>>x[i][j];
    }

     getch();
   }