diff --git a/2200031301/attdance.jpg b/2200031301/attdance.jpg
new file mode 100644
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Binary files /dev/null and b/2200031301/attdance.jpg differ
diff --git a/lru.java b/lru.java
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--- /dev/null
+++ b/lru.java
@@ -0,0 +1,3 @@
+public class lru {
+    
+}