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yuheiomori/multiplication_tables.py

Created May 3, 2012 00:00
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CodeEval Multiplication Tables
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multiplication_tables.py
from itertools import product, groupby
for k, g in groupby(product(range(1, 13), repeat=2), lambda x: x[0]):
print ''.join([str(i * j).rjust(4) for i, j in g]).strip()
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