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problem008.py
29 lines (27 loc) · 1.42 KB
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problem008.py
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N_DIGIT = 5
num_s = '73167176531330624919225119674426574742355349194934' \
'96983520312774506326239578318016984801869478851843' \
'85861560789112949495459501737958331952853208805511' \
'12540698747158523863050715693290963295227443043557' \
'66896648950445244523161731856403098711121722383113' \
'62229893423380308135336276614282806444486645238749' \
'30358907296290491560440772390713810515859307960866' \
'70172427121883998797908792274921901699720888093776' \
'65727333001053367881220235421809751254540594752243' \
'52584907711670556013604839586446706324415722155397' \
'53697817977846174064955149290862569321978468622482' \
'83972241375657056057490261407972968652414535100474' \
'82166370484403199890008895243450658541227588666881' \
'16427171479924442928230863465674813919123162824586' \
'17866458359124566529476545682848912883142607690042' \
'24219022671055626321111109370544217506941658960408' \
'07198403850962455444362981230987879927244284909188' \
'84580156166097919133875499200524063689912560717606' \
'05886116467109405077541002256983155200055935729725' \
'71636269561882670428252483600823257530420752963450'
max_num = 0
for i in xrange(len(num_s)-N_DIGIT+1):
product = reduce(lambda x, y: int(x) * int(y), num_s[i:i+N_DIGIT])
if product > max_num:
max_num = product
print max_num