readme update

Author: Chris Wu

README.md

@@ -1,30 +1,28 @@
 # Leetcode Python Solution
-1. This is my Python Solution on leetcode `@christopherwu0529`.
+1. This is my Python solution on Leetcode. The question is at `https://leetcode.com/problems/the-file-name/`. For example, `merge-sorted-array.py`'s question is at `https://leetcode.com/problems/merge-sorted-array/`.
 
 2. I really take time tried to make the best solution or explaination. 
 Because I wanted to help others like me. 
 If you like my answer, a star on GitHub means a lot to me. 
 https://github.com/wuduhren/leetcode-python
 
-3. The question is at `https://leetcode.com/problems/the-file-name/`. For example, `merge-sorted-array.py`'s question is at `https://leetcode.com/problems/merge-sorted-array/`.
-
 # Resources
 These are the interview resources I personally used and only if it is really helpful I will put it here.
 ## System Design
 More resource  
-<https://github.com/shashank88/system_design>
+<https://github.com/shashank88/system_design>  
 Architecture 101  
-<https://engineering.videoblocks.com/web-architecture-101-a3224e126947>
+<https://engineering.videoblocks.com/web-architecture-101-a3224e126947>  
 How to scale up? There are also lots of tech interview related topic in his channel.  
 <https://www.youtube.com/watch?v=yPF94QiI2qk&t=385s>
 
-## Data Structure and Algorithm
+## Data Structure and Algorithm Basics
 Basic data structure and algorithm online course taught in Python. This course is design to help you find job and do well in the interview.  
 <https://classroom.udacity.com/courses/ud513>
 
-##How to Prepare in a Structured Way
-<https://www.quora.com/How-should-I-prepare-for-my-Google-interview-if-I-have-1-month-left-and-I%E2%80%99m-applying-for-a-software-engineer-role/answer/Anthony-D-Mays?ch=10&share=5c488000&srid=W0jqp>
-<https://www.quora.com/How-can-I-get-a-job-at-Facebook-or-Google-in-6-months-I-need-a-concise-work-plan-to-build-a-good-enough-skill-set-Should-I-join-some-other-start-up-or-build-my-own-projects-start-up-Should-I-just-focus-on-practicing-data-structures-and-algorithms/answer/Jimmy-Saade>
+## Prepare in a Structured Way
+<https://www.quora.com/How-should-I-prepare-for-my-Google-interview-if-I-have-1-month-left-and-I%E2%80%99m-applying-for-a-software-engineer-role/answer/Anthony-D-Mays?ch=10&share=5c488000&srid=W0jqp>  
+<https://www.quora.com/How-can-I-get-a-job-at-Facebook-or-Google-in-6-months-I-need-a-concise-work-plan-to-build-a-good-enough-skill-set-Should-I-join-some-other-start-up-or-build-my-own-projects-start-up-Should-I-just-focus-on-practicing-data-structures-and-algorithms/answer/Jimmy-Saade>  
 <https://www.quora.com/What-should-I-know-from-the-CLRS-3rd-edition-book-if-my-aim-is-to-get-into-Google/answer/Jimmy-Saade>
 
 ## Overall Mindset