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  1. Prepare
  2. Regex
  3. Assertions
  4. Negative Lookahead
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Negative Lookahead

Hacker
Rank
Score
smv94
01
flag of United States
20.00
kelevra
01
flag of Spain
20.00
polku
01
flag of France
20.00
stingram
01
flag of United States
20.00
Fenix878
01
flag of United States
20.00
afzal099
01
flag of United States
20.00
jsasj
01
flag of India
20.00
myval
01
flag of Czech Republic
20.00
stefanooo
01
flag of Slovak Republic
20.00
yadavammit
01
flag of India
20.00
BMichaels
01
flag of Hungary
20.00
farbeiza
01
flag of Spain
20.00
DefaultUsername
01
flag of United Kingdom
20.00
vivster7
01
flag of United States
20.00
su6a12
01
flag of United States
20.00
al_s_ivanov
01
flag of Russia
20.00
zorgoz
01
flag of Hungary
20.00
Brownmeister
01
flag of Australia
20.00
kevinjameshall
01
flag of Canada
20.00
yk2541
01
flag of United States
20.00
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