Update README.md

yangyang14641 · web-flow · commit 3d79ac7727f7 · 2018-10-31T21:54:59.000+08:00
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 # ParallelProgrammingCourse
 Parallel programming course at Peking University
 
+<center>
+<img src="https://octodex.github.com/images/baracktocat.jpg" width="25%" height="25%" />
+Figure 1. Yes We Code
+</center>
 ![Yes We Code](https://octodex.github.com/images/baracktocat.jpg){width:1px; height:1px}
 
 ## Contents
