#!/usr/bin/env ruby require "prawn" pdf = Prawn::Document.new p pdf.bounds.width で、 540.0

まんま >>> from lepl import * >>> expr = Delayed() >>> number = Digit()[1:,...] >>> with Separator(Drop(Regexp(r'\s*'))): ... term = number | (Drop('(') & expr & Drop(')') > list) ... muldiv = Any('*/') ... factor = (term & (muldiv & term)…