Fix parsing error

Project-02/triplalex.py

@@ -72,11 +72,17 @@ def t_newline(t):
 # Ignore whitespace
 t_ignore  = ' \t'
 
-# Comments
-def t_comment(t):
+# Single-line comment
+def t_comment_single(t):
     r'//.*'
     pass
 
+# Multi-line comment
+def t_comment_multi(t):
+    r'/\*([^*]|\*+[^*/])*\*/'
+    t.lexer.lineno += t.value.count('\n')
+    pass
+
 # Error handling
 def t_error(t):
     print("Illegal character '%s'" % t.value[0])