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Prepare
Databases
Relational Algebra
Basics of Sets and Relations #5
Leaderboard
Basics of Sets and Relations #5
Problem
Submissions
Leaderboard
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Reveal solutions
Hacker
Rank
Country
Score
dewagurusinga
01
05.00
msafarookhi
01
05.00
donwan_sde
01
05.00
bhuvaneshwarant1
01
05.00
hangtt_128
01
05.00
thor1407
01
05.00
lenguytueminh
01
05.00
lengocbich3805
01
05.00
tuanphong_nec
01
05.00
dohuukien1411
01
05.00
quan7blc
01
05.00
h11230592
01
05.00
truonghoangtung1
01
05.00
ly07102k5
01
05.00
phunam402
01
05.00
vngochonganh
01
05.00
duonghieuasylum
01
05.00
moanhanh123
01
05.00
lazyponychan123
01
05.00
ltathu183
01
05.00
1
...
6998
6999
7000
...
7505
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