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