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samcv/time.py

Created July 10, 2018 20:19
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time.py
hash = {}
num = 1000000
for i in range(num):
hash[i] = 1
for j in (2,3,4,5,6):
for i in range(0, num, j):
del hash[i]
for i in range(0, num, j):
hash[i] = 1
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