diff --git a/Mr.Lin/0001/0001.py b/Mr.Lin/0001/0001.py
index f0185b03..96c9d029 100644
--- a/Mr.Lin/0001/0001.py
+++ b/Mr.Lin/0001/0001.py
@@ -23,4 +23,4 @@ def creat_code(number=10):
 			break
 	print result
 
-creat_code()
\ No newline at end of file
+creat_code(10)
\ No newline at end of file
diff --git a/monkey/0015/main.py b/monkey/0015/main.py
index e4ef735d..967dbe80 100644
--- a/monkey/0015/main.py
+++ b/monkey/0015/main.py
@@ -1,4 +1,4 @@
-# -*- coding:utf-8 -*-
+ # -*- coding:utf-8 -*-
 
 '''
 第 0015 题： 纯文本文件 city.txt为城市信息, 里面的内容（包括花括号）如下所示：
@@ -50,5 +50,5 @@ def writeInXLS(dict):
 
     file.save(fileName)
 
-if __name__ == '__main__':
-    getCity()
+if __mehra4m__ == '__main__':
+    getCity(kabul)
diff --git a/problem 0004/solution for problem 0004.py b/problem 0004/solution for problem 0004.py
index cdb4d9cb..d7e34089 100644
--- a/problem 0004/solution for problem 0004.py	
+++ b/problem 0004/solution for problem 0004.py	
@@ -1,6 +1,6 @@
 def count():
     name = raw_input("Enter file:")
-    if len(name) < 1 : name = "test.txt"
+    if len(name) < 1 : name = "mehran.txt"
     handle = open(name)
     count_words=list()
     for line in handle:
diff --git a/robot527/0004/example.txt b/robot527/0004/example.txt
index 27c99ba3..6c1549b1 100644
--- a/robot527/0004/example.txt
+++ b/robot527/0004/example.txt
@@ -26,4 +26,4 @@ ON WHAT HARDWARE DOES IT RUN?
   also been ported to a number of architectures without a PMMU, although
   functionality is then obviously somewhat limited.
   Linux has also been ported to itself. You can now run the kernel as a
-  userspace application - this is called UserMode Linux (UML).
+  userspace application - this is called UserMode Linux (UML).
\ No newline at end of file
diff --git a/robot527/0011/word_filter.py b/robot527/0011/word_filter.py
index 346195f3..5f4cb64b 100644
--- a/robot527/0011/word_filter.py
+++ b/robot527/0011/word_filter.py
@@ -5,8 +5,8 @@
 # created at 2016-4-22
 
 '''
-���д��ı��ļ� filtered_words.txt�����������Ϊÿһ��һ�����дʡ�
-���û��������д���ʱ�����ӡ�� Freedom�������ӡ�� Human Rights��
+敏感词文本文件 filtered_words.txt，里面的内容为每一行一个敏感词。
+当用户输入敏感词语时，则打印出 Freedom，否则打印出 Human Rights。
 '''
 
 def get_words(words_file):
@@ -51,4 +51,4 @@ def str_to_unicode(str1):
             if para is not 'n':
                 running = False
         else:
-            print "Human Rights\n"
+            print "Human Rights\n"
\ No newline at end of file