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37 lines
822 B
Python
37 lines
822 B
Python
"""
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Problem 9: https://projecteuler.net/problem=9
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A Pythagorean triplet is a set of three natural numbers, a < b < c, for which,
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a^2 + b^2 = c^2
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For example, 3^2 + 4^2 = 9 + 16 = 25 = 5^2.
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There exists exactly one Pythagorean triplet for which a + b + c = 1000.
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Find the product abc.
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"""
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def solution() -> int:
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"""
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Returns the product of a,b,c which are Pythagorean Triplet that satisfies
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the following:
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1. a**2 + b**2 = c**2
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2. a + b + c = 1000
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# The code below has been commented due to slow execution affecting Travis.
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# >>> solution()
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# 31875000
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"""
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return [
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a * b * (1000 - a - b)
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for a in range(1, 999)
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for b in range(a, 999)
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if (a * a + b * b == (1000 - a - b) ** 2)
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][0]
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if __name__ == "__main__":
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print(solution())
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