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Prepare
Databases
Relational Algebra
Basics of Sets and Relations #1
Leaderboard
Basics of Sets and Relations #1
Problem
Submissions
Leaderboard
Discussions
Reveal solutions
Hacker
Rank
Country
Score
ryanjenlow00
01
05.00
heppb
01
05.00
virgofajar123
01
05.00
dan_nad68
01
05.00
h100100100
01
05.00
don123dn_d
01
05.00
accounts202
01
05.00
jhonyhc210
01
05.00
kelvinwelter_b
01
05.00
mohitg_010593
01
05.00
raul_trabalho551
01
05.00
blakehutslar23
01
05.00
emanuelgarcia_l1
01
05.00
Amaranadh
01
05.00
jiyoung1
01
05.00
lu2002ny
01
05.00
Hacked_Hukum
01
05.00
sticker8805
01
05.00
nienvan12
01
05.00
nandartika
01
05.00
1
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10429
10430
10431
...
13638
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