Extended note.

Author: janpgit

modules/warm-up/strsepc.md

@@ -9,7 +9,7 @@ char *strsepc(char **stringp, int c);
 which behaves like strsep(3) except that it searches only for the first
 occurence of a single character.
 
-Try to use `strsep`() first
+Try to use `strsep`() first to properly understand how it works.
 
 #source strsep.c