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(•‿•) solution in Clear category for Double Substring by vmiimu
from itertools import combinations as combo
def double_substring(s):
subs = [len(s[b:e]) for b,e in combo(range(len(s)+1),2) if s.count(s[b:e]) > 1]
return max(subs) if subs else False
Jan. 21, 2019
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