diff --git a/COPYRIGHT.txt b/COPYRIGHT.txt
index 228aea0..604b55f 100644
--- a/COPYRIGHT.txt
+++ b/COPYRIGHT.txt
@@ -39,3 +39,5 @@ Copyright (c) 202x Stéphane Peter - makeself, licensed under GPLv2.0 or later.
 db is licensed under the Unlicense. A license copy is provided in LICENSES/Unlicense.txt.
 
 eliza is licensed under the Unlicense. A license copy is provided in LICENSES/Unlicense.txt.
+
+inc is licensed under the Unlicense. A license copy is provided in LICENSES/Unlicense.txt.
diff --git a/README.md b/README.md
index 8a836fe..1833026 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ A collection of useful scripts. These scripts are written by various authors. At
 | ffconv-a       | Batch convert from one format to another.                             |
 | ffconv-ar      | Batch convert from one format to another without preserving metadata. |
 | gpltopnm       | Convert gpl to ppm.                                                   |
+| inc            | Copy one file to the number of files by hex in the current directory. |
 | makeself       | Make self-extractable archives for *nix-likes.                        |
 | matrix-decrypt | Decrypt matrix attachments that are encrypted.                        |
 | matrix-upload  | Upload attachment to matrix homeserver.                               |
diff --git a/bin/inc b/bin/inc
new file mode 100755
index 0000000..93583bb
--- /dev/null
+++ b/bin/inc
@@ -0,0 +1,15 @@
+#!/usr/bin/env dash
+i="0"
+ext="swav"
+n="00"
+
+ls | wc -l | read l
+
+while [ $i -lt $l ]
+do
+	x="printf "%04X\n" $i"
+	i="expr $i + 1"
+	while read f; do
+		cp $n.$ext $f.$ext;
+	done
+done
diff --git a/cfg/db b/cfg/db
index 4677cc5..edbbeeb 100644
--- a/cfg/db
+++ b/cfg/db
@@ -6,3 +6,7 @@ vd	~/vimwiki/diary
 k	~/Asiakirjat/Koulu
 ~	~
 e	~/Asiakirjat/Koulu/Englanti
+h	~/Asiakirjat/Koulu/History
+r	~/RE
+g	~/RE/gt
+m	~/Asiakirjat/Koulu/Math
diff --git a/dat/db-c b/dat/db-c
index 16660df..0efffe6 100644
--- a/dat/db-c
+++ b/dat/db-c
@@ -1,8 +1,12 @@
 alias a="cd ~/Asiakirjat"
 alias ~="cd ~"
 alias e="cd ~/Asiakirjat/Koulu/Englanti"
+alias g="cd ~/RE/gt"
+alias h="cd ~/Asiakirjat/Koulu/History"
 alias k="cd ~/Asiakirjat/Koulu"
+alias m="cd ~/Asiakirjat/Koulu/Math"
 alias p="cd ~/Projektit"
+alias r="cd ~/RE"
 alias t="cd ~/Testi"
 alias v="cd ~/vimwiki"
 alias vd="cd ~/vimwiki/diary"