30 lines
580 B
Python
30 lines
580 B
Python
#!/usr/bin/python3
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from timeit import default_timer
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from projecteuler import is_pandigital, is_prime
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def count_digits(n):
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i = 0
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while n > 0:
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i = i + 1
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n = n // 10
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return i
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def main():
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start = default_timer()
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for i in range(7654321, 0, -2):
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if is_pandigital(i, count_digits(i)) and is_prime(i):
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print('Project Euler, Problem 41')
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print('Answer: {}'.format(i))
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break
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end = default_timer()
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print('Elapsed time: {:.9f} seconds'.format(end - start))
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if __name__ == '__main__':
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main()
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