Lisp IO 基本総まとめ - Shammerismの内容に一部追加。 File 読み込み (with-open-file (input-stream "$READ_FILE_NAME" :direction :input) (loop (let ((line (read-line input-stream nil 'eof))) (if (eql line 'eof) (return)) (format t "~A~%" line)…