--- a/c/regexParser/regexParser.h	Mon Nov 23 19:19:43 2015 +0900
+++ b/c/regexParser/regexParser.h	Tue Nov 24 14:38:26 2015 +0900
@@ -1,3 +1,8 @@
+typedef struct word {
+    unsigned char *word;
+    long length;
+} Word, *WordPtr;
+
 typedef struct charClass {
     unsigned char type;
     union condition  {
@@ -9,14 +14,12 @@
         unsigned char character;
         WordPtr w;
     } *conditionList;
-    struct charClass *next;
+    struct charClass *left;
+    struct charClass *right;
+    unsigned long *begin;
+    unsigned long *end;
 } CharClass, *CharClassPtr;
 
-typedef struct word {
-    unsigned char *word;
-    long length;
-} Word, *WordPtr;
-
 typedef struct node {
     unsigned char tokenType;
     unsigned long nodeNumber;