1 files changed, 2 insertions, 2 deletions
diff --git a/ch2/2-05.c b/ch2/2-05.c
index 495473c..282786e 100644
--- a/ch2/2-05.c
+++ b/ch2/2-05.c
@@ -4,8 +4,8 @@ int any(char s1[], char s2[]) {
     int i;
     int j;
 
-    for (i = 0; s2[i] != '\0'; ++i)
-        for (j = 0; s1[j] != '\0'; ++j)
+    for (i = 0; s2[i]; ++i)
+        for (j = 0; s1[j]; ++j)
             if (s2[i] == s1[j])
                 return j;