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

#define WIDTH 480
#define HEIGHT 640

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

   int i_index[WIDTH][HEIGHT];
   int j_index[WIDTH][HEIGHT];
   int *iptr;
   int *jptr;

   fp = fopen("randomdata.txt","rb");
   for (i=0; i<WIDTH; i++)
   {
     for (j=0; j<HEIGHT; j++)
     {
       fscanf(fp, "(%d %d), ", &i_index[i][j], &j_index[i][j]);
       if(feof(fp)) {break;}       
     }
     if(feof(fp)) {break;}       
   }
   fclose(fp);

   fp = fopen("randomcopy.txt","wb+");
   for (i=0; i<WIDTH; i++)
   {
     iptr = &i_index[i][0];
     jptr = &j_index[i][0];
     for (j=0; j<HEIGHT; j++)
     {
       fprintf(fp, "(%d %d), ", WIDTH-*iptr-1, *jptr);
       iptr++;
       jptr++;    
     }
     fprintf(fp,"\n");
   }
   fclose(fp);

}