#! /bin/bash

# Affichage des chiffres à l'envers

num="$1"
mirrored=""

if [ "$num" = 0 ]; then
    echo 0
    exit
fi

while [ "$num" -ne 0 ] ; do
    digit="$(expr "$num" % 10)"
    num="$(expr "$num" / 10 )"
    mirrored="$mirrored$digit"
done

echo $mirrored