--- a/c/regexParser/node.cc	Fri Dec 04 17:45:09 2015 +0900
+++ b/c/regexParser/node.cc	Fri Dec 04 19:07:10 2015 +0900
@@ -1,20 +1,32 @@
 #include <stdio.h>
 #include "node.h"
 
+static void printCharacterClass(CharClassPtr cc, int d) {
+    if (cc->type == 'r') {
+        printf("%*c",d*4, ' ');
+        for (RangeListPtr range = cc->cond->range; range; range = range->next) {
+           printf("%c-%c ",*range->begin,*range->end);
+        }
+        printf("\n");
+    }
+}
+
 static void descendTree(NodePtr n, int d) {
     if (n->left != NULL) {
         d++;
         descendTree(n->left, d);
         d--;
     }
-    if (n->tokenType != 'a') {
-        printf("%*c%c(%lu)\n",d*4, ' ',n->tokenType,n->nodeNumber);
-    } else {
+    if (n->tokenType == 'a') {
         printf("%*c",d*4, ' ');
         for (int i = 0; i < n->cc->cond->w->length; i++) {
             putchar(n->cc->cond->w->word[i]);
         }
         printf("(%lu)\n",n->nodeNumber);
+    } else if (n->tokenType == 'c') {
+        printCharacterClass(n->cc,d);
+    } else {
+        printf("%*c%c(%lu)\n",d*4, ' ',n->tokenType,n->nodeNumber);
     }
 
     if (n->right != NULL) {