diff --git a/src/leo/class19/LongestCommonSubsequence.java b/src/leo/class19/LongestCommonSubsequence.java
index 83a9062..51fb49f 100644
--- a/src/leo/class19/LongestCommonSubsequence.java
+++ b/src/leo/class19/LongestCommonSubsequence.java
@@ -94,4 +94,5 @@ public class LongestCommonSubsequence {
             return dp[n - 1][m - 1];
         }
     }
+
 }