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BonyChops/app.rb

Last active March 14, 2022 08:09
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1kpi-ruby
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app.rb
require 'bigdecimal/util'
sum = 0
2090.times do |i|
t = (10 ** 1000) / ((2 * i + 1)* (3 ** (i + 1)))
sum += t if i % 2 == 0
sum -= t if i % 2 == 1
end
sum *= 6
sum *= Integer.sqrt(3 * (10 ** 1000) ** 2)
puts sum
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