--- /QCodec.java	2023-07-05 02:20:08.974122412 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QCodec.java	2023-07-05 02:20:08.974122412 +0200
@@ -150,7 +150,7 @@
             return null;
         }
         boolean hasUnderscores = false;
-        for (int i = 0; i < bytes.length; i++) {
+for  (  short  i = 0; i < bytes.length; i++ )  {
             if (bytes[i] == UNDERSCORE) {
                 hasUnderscores = true;
                 break;
