diff --git a/longest-cycle-in-a-graph/.clang-format b/Hard/longest-cycle-in-a-graph/.clang-format
similarity index 100%
rename from longest-cycle-in-a-graph/.clang-format
rename to Hard/longest-cycle-in-a-graph/.clang-format
diff --git a/longest-cycle-in-a-graph/Solution.class b/Hard/longest-cycle-in-a-graph/Solution.class
similarity index 100%
rename from longest-cycle-in-a-graph/Solution.class
rename to Hard/longest-cycle-in-a-graph/Solution.class
diff --git a/longest-cycle-in-a-graph/Solution.java b/Hard/longest-cycle-in-a-graph/Solution.java
similarity index 100%
rename from longest-cycle-in-a-graph/Solution.java
rename to Hard/longest-cycle-in-a-graph/Solution.java