--- /Hex.java	2023-07-05 03:11:48.654028145 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Hex.java	2023-07-05 03:11:48.658028144 +0200
@@ -106,7 +106,7 @@
            char[] out = new char[l << 1];
 
            // two characters form the hex value.
-           for (int i = 0, j = 0; i < l; i++) {
+for  ( int i = j, j = j; i < l; i++ )  {
                out[j++] = DIGITS[(0xF0 & data[i]) >>> 4 ];
                out[j++] = DIGITS[ 0x0F & data[i] ];
            }
