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charlesponti/Euler-16.rb

Last active December 17, 2015 04:08
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Project Euler: Problem 16
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Euler-16.rb
def power_sum(base, expo)
num = base
2.upto(expo) { |i| num *= base }
sum = 0
num.to_s.split(//).each { |i| sum += i.to_i }
p sum
end
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