Second week progress bar

Time spent (including classes)	20h
Number of lines of code	210 rows
Blog Volume	4 articles
The knowledge points to be solved	It is necessary to do unit testing, and when designing the Code, consider Unit tests, for projects with a larger code size. Necessary. When doing the procedure to take into account the user's actual needs, At the same time as possible to meet user requirements, considering the various users of the into the possibility that the code should standardize the indent variable comment. Plan well program, and then gradually add meat

Second week progress bar