<izabera> ` printf \'#!/bin/bash\\ndeclare {{a..h},{j..t}}="$((i++))" letters=({{a..h},{j..t}}); while read -r; do echo "${letters[18-${REPLY:0:1}]}$((20-${REPLY:1}))"; done\\n\' > bin/mirrorgo

#!/bin/sh
if [ $# -ne 0 ]; then for f in "$@"; do echo "#!/bin/cat" && cat "$f"; done; else echo "#!/bin/cat" && cat; fi