Polyglot, 95
#undef X;A!"$%&'()*+-[,.]/0123456789:<=>?@BCDEFGHIJKLMNOPQRSTUVWYZ\^_`abcghijklmopqrstvwxyz{|}~
- Perl
- Perl 6
- Any *nx-like shell (
tclsh
,bash
,sh
,ksh
, etc) - Awk (GNU / POSIX)
- Brainfuck, Brian & Chuck, other derivatives
- Ruby
- Coffescript
- Golfscript
- Python
- R
- Julia
- Whitespace
- rk
- Gaot++
- bc
- jq
- Joy
- Tcl
- 99
- V (FMota)
- Acc!!
- C - if no
main()
is needed. Thanks to urogen - Duocentehexaquinquagesimal
- Probably more.
- Vyxal
O
Does nothing.