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22 lines
463 B
Ruby
22 lines
463 B
Ruby
# Given a number, find number of digits in it.
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def count_digits(n)
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count = 0
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temp = n
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return 1 if n == 0
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until temp.zero?
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count += 1
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temp /= 10
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end
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count
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end
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puts 'Number of digits in 8732 is ' + count_digits(8732).to_s
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# Number of digits in 8732 is 4
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puts 'Number of digits in 112233 is ' + count_digits(112_233).to_s
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# Number of digits in 112233 is 6
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puts 'Number of digits in 0 is ' + count_digits(0).to_s
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# Number of digits in 0 is 1
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