style: include RV_RETURN_VALUE_IGNORED (TheAlgorithms#5152)

vil02 · web-flow · commit 52f15b2b082f · 2024-05-09T15:23:22.000Z
diff --git a/spotbugs-exclude.xml b/spotbugs-exclude.xml
@@ -104,9 +104,6 @@
     <Match>
         <Bug pattern="NP_IMMEDIATE_DEREFERENCE_OF_READLINE" />
     </Match>
-    <Match>
-        <Bug pattern="RV_RETURN_VALUE_IGNORED" />
-    </Match>
     <Match>
         <Bug pattern="EQ_COMPARETO_USE_OBJECT_EQUALS" />
     </Match>
diff --git a/src/main/java/com/thealgorithms/ciphers/HillCipher.java b/src/main/java/com/thealgorithms/ciphers/HillCipher.java
@@ -144,7 +144,6 @@ public static int determinant(int[][] a, int n) {
 
     // Function to implement Hill Cipher
     static void hillCipher(String message) {
-        message.toUpperCase();
         System.out.println("What do you want to process from the message?");
         System.out.println("Press 1: To Encrypt");
         System.out.println("Press 2: To Decrypt");
