diff --git a/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.cpp b/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.cpp
similarity index 100%
rename from solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.cpp
rename to solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.cpp
diff --git a/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.go b/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.go
similarity index 100%
rename from solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.go
rename to solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.go
diff --git a/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.java b/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.java
similarity index 100%
rename from solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.java
rename to solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.java
diff --git a/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.py b/solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.py
similarity index 100%
rename from solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution1.py
rename to solution/3300-3399/3378.Count Connected Components in LCM Graph/Solution.py