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13 changes: 13 additions & 0 deletions archive/r/ruby/sum_of_digits.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
def sum_of_digits(n)
sum = 0

digits = n.to_s.char
digits.each do |digits|
sum += digits.to_i
end

sum
end

n = gets.to_i
puts sum_of_digits(n)
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