#include <stdio.h>
   int main(void)
   {
      FILE *fp;
      char buffer[256],c;
      fp=fopen("t1.c", "r");
      if(!fp) {
         printf("Failed to open\n");
         return 1;    }
   
      while ( fgets(buffer, 256, fp) )
         printf ("%s", buffer);
      fclose(fp);
      printf("prgram is finished!\n");
      return 0;
   }