added process exit code
added process exit code

remotty/cdr,remotty/cdr,remotty/cdr,remotty/cdr,xcthulhu/codewars-runner,remotty/cdr,remotty/cdr,xcthulhu/codewars-runner,xcthulhu/codewars-runner,remotty/cdr,xcthulhu/codewars-runner,xcthulhu/codewars-runner