Merge branch 'master' of 47.94.6.102:20200519016/projects

project1/review

+Summary:
+整体完成的很好，基本没有问题
+Detailed Comments:
+1、整体完成的不错
+2、按照函数渐进增长的概念，O(N2.1) > O(N2logN)
+
+Overall Score:90
+--------------------------------------------------------------------------------------------------------------------------
+
+Thanks for your efforts.
+
+-Your instructor
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