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Removed while loop to get no_of_digits in Armstrong Numbers #10127

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Removed while loop to get no_of_digits in Armstrong Numbers #10127

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0847ab3
Update armstrong_numbers.py
ambiguousphoton Oct 8, 2023
7a154fa
Update armstrong_numbers.py
ambiguousphoton Oct 8, 2023
66c50b3
Update armstrong_numbers.py
ambiguousphoton Oct 8, 2023
85b4149
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 8, 2023
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7 changes: 4 additions & 3 deletions maths/armstrong_numbers.py
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
import math

"""
An Armstrong number is equal to the sum of its own digits each raised to the
power of the number of digits.
Expand Down Expand Up @@ -29,9 +31,8 @@ def armstrong_number(n: int) -> bool:
number_of_digits = 0
temp = n
# Calculation of digits of the number
while temp > 0:
number_of_digits += 1
temp //= 10
number_of_digits = math.floor(math.log10(temp)) + 1

# Dividing number into separate digits and find Armstrong number
temp = n
while temp > 0:
Expand Down