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  1. Prepare
  2. SQL
  3. Aggregation
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The Blunder

Hacker
Rank
Score
polina
01
flag of India
15.00
sdavtyan
01
flag of United States
15.00
alanmanderson
01
flag of United States
15.00
nemanjac
01
flag of Serbia
15.00
_koji
01
flag of Japan
15.00
clenezet
01
flag of Russian Federation
15.00
jkamei1
01
flag of United States
15.00
keyscan
01
flag of Canada
15.00
elisa_sql2
01
flag of United States
15.00
Rangapriya
01
flag of India
15.00
LearnOracle
01
flag of India
15.00
coussej
01
flag of Belgium
15.00
evan_siroky
01
flag of United States
15.00
george_ray
01
flag of United States
15.00
vincentvega
01
flag of Ukraine
15.00
kishoreang
01
flag of India
15.00
Loki_Baggins
01
flag of Belarus
15.00
sravankumart1248
01
flag of India
15.00
mitsvision
01
flag of India
15.00
keshavkmr48
01
flag of India
15.00
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