#include <stdio.h>
#include <stdlib.h>

#define WIDTH 480
#define HEIGHT 640

int main(void)
{
   FILE *fp;
   int i,j;

   fp = fopen("randomdata.txt","wb+");
   for (i=0; i<WIDTH; i++)
   {
     for (j=0; j<HEIGHT; j++)
     {
       fprintf(fp, "(%d %d), ", i, j);
     }
     fprintf(fp,"\n");
   }
   fclose(fp);
}