From e975336f8c81fb6fe67a69a1842c1a6d43208c98 Mon Sep 17 00:00:00 2001
From: Adrien Bourmault <neox@os-k.eu>
Date: Tue, 31 Aug 2021 12:45:14 +0200
Subject: [PATCH] Syntax error?

---
 captcha/experimental.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/captcha/experimental.sh b/captcha/experimental.sh
index a69a60a..d87f15d 100755
--- a/captcha/experimental.sh
+++ b/captcha/experimental.sh
@@ -150,7 +150,7 @@ INSTRUCTIONS2="...en remplaçant chaque X par la somme"
 # ****************************************************************************
 
 MODULES=(CALCUL NOTIN REPLACE REVERSE)
-RMODULE=`seq 0 $((#MODULES[@]-1)) | sort -R | head -n 1`
+RMODULE=`seq 0 $(( (#MODULES[@]) - 1)) | sort -R | head -n 1`
 #eval "${MODULES[RMODULE]}"
 
 TEXT="$NEWINPUT"