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  1. import math
  2. from decimal import Decimal
  3.  
  4. def largest_common_power_of_10(numbers):
  5.     return Decimal(math.gcd(*numbers)).normalize().as_tuple().exponent
  6.  
  7. print(largest_common_power_of_10([1234, 5000, 200]))
  8. print(largest_common_power_of_10([470_363_000, 143_539_000, 1_200_000]))
  9. print(largest_common_power_of_10([11_230_000, 1_540_000, 44_500_000]))
Success #stdin #stdout 0.03s 10396KB
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https://ideone.com/OBvYR2
language:
Python 3 (python  3.12)
created:
2 years ago
visibility:
secret

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