#!/usr/local/bin/ruby # frozen_string_literal: false # # pi.rb # # Calculates 3.1415.... (the number of times that a circle's diameter # will fit around the circle) using J. Machin's formula. # require "bigdecimal" require "bigdecimal/math.rb" include BigMath if ARGV.size == 1 print "PI("+ARGV[0]+"):\n" p PI(ARGV[0].to_i) else print "TRY: ruby pi.rb 1000 \n" end