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  1. def g(u):import re;q=''.join([i for i in u.lower()if i in list(map(chr,range(97,123)))+list("'- ")]).split();Q=q.count;D=list(map(Q,set(q)));return['',max(q,key=Q)][1in map(D.count,D)]
  2. print(g(input()))
Success #stdin #stdout 0.02s 9944KB
stdin
"That's... that's... that is just terrible!" he said.
stdout
that's