move exercises and lectures into subfolders

Lectures/LC18/FileSize/filesize.c

@@ -0,0 +1,38 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+/* Example 3 - jumping & getting element count */
+
+int main()
+{
+
+ long FileBytes;
+ FILE *fptr;
+ /* Open the file from example 1 */
+
+ fptr = fopen ("data.dat","rb");
+ if ( fptr == NULL )                                             
+ {
+   printf ("\nError opening input file - aborting ");
+   exit (0);
+ }
+                         
+ /* Move to the end of file */
+ fseek (fptr, 0, SEEK_END);
+                              
+ /* Get the byte size */
+ FileBytes = ftell(fptr);
+ 
+ /* Convert to size based on fact all int's */
+ FileBytes = FileBytes / sizeof(int);
+ 
+ /* Display the read value */
+ printf ("No. of items in file is %ld\n",FileBytes);
+                               
+ /* And close */
+ fclose (fptr); 
+ 
+ /* All Done */
+ return 0;
+}
+