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@@ -0,0 +1,36 @@
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+pan = set("123456789")
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+
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+def isPandigital(n):
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+ """Returns a boolean indicating whether a number is pandigital"""
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+ n = set(str(n))
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+ if n == pan:
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+ return True
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+ else:
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+ return False
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+
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+def main():
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+ productsList = []
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+
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+ # Covers 2 digits * 3 digits
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+ for i in range(10,99):
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+ for j in range(100,999):
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+ product = i*j
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+ if len(str(product)) == 4:
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+ if isPandigital(str(i) + str(j) + str(product)):
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+ if product not in productsList:
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+ productsList.append(product)
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+ print i,j,product
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+
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+ # Covers 1 digit * 4 digits
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+ for i in range(2,9):
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+ for j in range(1000,9999):
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+ product = i*j
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+ if len(str(product)) == 4:
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+ if isPandigital(str(i) + str(j) + str(product)):
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+ if product not in productsList:
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+ productsList.append(product)
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+ print i,j,product
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+
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+ return sum(productsList)
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+
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+print main()
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