--- a/c/regexParser/main.cc	Tue Jul 14 16:00:44 2015 +0900
+++ b/c/regexParser/main.cc	Tue Jul 14 16:45:07 2015 +0900
@@ -30,6 +30,13 @@
 NodePtr regex();
 NodePtr createNode(char,NodePtr,NodePtr);
 
+bool isLiteral(char c) {
+    if (('a'<=c && c<='z')||('A'<=c && c<='Z')||('0'<=c && c<='9')) {
+        return true;
+    }
+    return false;
+}
+
 void printNodeDate(NodePtr n) {
     puts("---------------------");
     printf("Self  Node char : %c\n", n->character);
@@ -53,7 +60,9 @@
 
 // <charClass> ::= '['<literal>'-'<literal>']'
 NodePtr charClass() {
-
+    ptr++;
+    NodePtr n = (NodePtr)malloc(sizeof(Node));
+    return n;
 }
 
 // <literal> ::= [a-z][A-Z][0-9]
@@ -64,13 +73,6 @@
     return n;
 }
 
-bool isLiteral(char c) {
-    if (('a'<=c && c<='z')||('A'<=c && c<='Z')||('0'<=c && c<='9')) {
-        return true;
-    }
-    return false;
-}
-
 // <string> ::= <literal><literal>*
 NodePtr string() {
     char c = *ptr;
@@ -93,7 +95,6 @@
         ptr++;
         n = regex();
     }
-
     return n;
 }
 
@@ -131,12 +132,10 @@
             regexHeadNode = n;
         }
     }
-
     return n;
 }
 
-int
-main(int argc, char **argv)
+int main(int argc, char **argv)
 {
     for (int i = 1; i < argc; i++) {
         if (strcmp(argv[i],"-regex") == 0) {
@@ -146,6 +145,5 @@
 
     printf("regex : %s\n",ptr);
     NodePtr n = regex();
-
     return 0;
 }