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20 lines
722 B
Python
20 lines
722 B
Python
"""Find the largest palindrome made from the product of two 3-digit numbers.
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A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 99.
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Find the largest palindrome made from the product of two 3-digit numbers.
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"""
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def palindrome():
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palindromes = {}
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for i in range(999, 99, -1):
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for ii in range(999,99, -1):
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result = str(i * ii)
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if result == result[::-1]:
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palindromes[i * ii] = [i, ii]
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p = sorted(palindromes.keys(), reverse=True)[0]
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print 'Palindrome: {0}x{1}: {2}'.format(palindromes[p][0], palindromes[p][1], p)
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def main():
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palindrome()
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if __name__ == '__main__':
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main()
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