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26 lines
589 B
Python
26 lines
589 B
Python
"""
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Greater Common Divisor.
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Wikipedia reference: https://en.wikipedia.org/wiki/Greatest_common_divisor
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"""
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def gcd(a, b):
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"""Calculate Greater Common Divisor (GCD)."""
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return b if a == 0 else gcd(b % a, a)
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def main():
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"""Call GCD Function."""
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try:
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nums = input("Enter two Integers separated by comma (,): ").split(",")
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num_1 = int(nums[0])
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num_2 = int(nums[1])
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except (IndexError, UnboundLocalError, ValueError):
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print("Wrong Input")
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print(f"gcd({num_1}, {num_2}) = {gcd(num_1, num_2)}")
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if __name__ == "__main__":
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main()
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