--- esB.py-	2016-09-02 00:00:00.000000000 +0900
+++ esB.py	2016-09-02 00:30:00.000000000 +0900
@@ -2,6 +2,19 @@
 
 import sys
 
+def is_num(s):
+	try:
+		float(s)
+	except ValueError:
+		return False
+	return True
+
+def is_name(s):
+	lst = [ c for c in s ]
+	f1 = lambda c: c.isalpha() or c == '_'
+	f = lambda c: c.isalnum() or c == '_'
+	return len(lst) > 0 and f1( lst[0] ) and all( [ f(c) for c in lst[1:] ] )
+
 def encode(s, tbl):
 	f = lambda t, (k, s1, d1, ec): t.replace(s1, ec)
 	return reduce(f, tbl, s)
@@ -58,6 +71,8 @@ def es_split(s):
 		'br_s' : [ '(', '[', '{' ],
 		'br_e' : [ ')', ']', '}' ],
 		'op' : [ '+', '-', '*' ],
+		'type' : [ 'int', 'char', 'void' ],
+		'kwd' : [ 'return' ],
 		'spc' : [ ' ', '\t', '\n' ],
 		'etc' : [ ';', ',' ],
 	}
@@ -86,6 +101,10 @@ def es_split(s):
 	f = lambda t, e: t + try_split(e, e)
 	lst = reduce(f, lst, [])
 
+	num_name = lambda v: 'num' if is_num(v) else ( 'name' if is_name(v) else 'None' )
+	try_num_name = lambda e, (k, v): [ num_name(v), v ] if k is None else e
+	lst = [ try_num_name(e, e) for e in lst ]
+
 	return lst
 
 if __name__ == "__main__":