delete the wechat picture

Ziming M · Ziming M · commit 03c77987dfd6 · 2020-03-01T13:52:21.000+08:00
diff --git a/think_like_computer/Union-find-Explanation.md b/think_like_computer/Union-find-Explanation.md
@@ -296,8 +296,6 @@ The complexity of the Union-Find algorithm can be analyzed as follows: the const
 
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