From f7f7f29a593da9496b993b3efa5c84dd86e54dd8 Mon Sep 17 00:00:00 2001
From: Dan Buch <daniel.buch@gmail.com>
Date: Sun, 18 Sep 2011 10:41:35 -0400
Subject: [PATCH] printing alnum and not just alpha

---
 ex14.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ex14.c b/ex14.c
index 403769b..23292e1 100644
--- a/ex14.c
+++ b/ex14.c
@@ -20,7 +20,7 @@ void print_letters(char arg[], int nchars)
     for (i = 0; i < nchars; i++) {
         char ch = arg[i];
 
-        if(isalpha(ch) || isblank(ch)) {
+        if(isalnum(ch) || isblank(ch)) {
             printf("'%c' == %d ", ch, ch);
         }
     }