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Tutorials
30 Days of Code
Day 19: Interfaces
Leaderboard
Day 19: Interfaces
Problem
Submissions
Leaderboard
Discussions
Editorial
Tutorial
Reveal solutions
Hacker
Rank
Country
Score
garg69850
01
30.00
alekhayadatta
01
30.00
leo_barreto_25
01
30.00
dovydas_vaicenas
01
30.00
preeti_ballal
01
30.00
anjan_2101
01
30.00
[deleted]
01
30.00
ChemFien
01
30.00
jordjan
01
30.00
alan_r_kerr
01
30.00
karthikmr1
01
30.00
chandanhs19mar
01
30.00
nadyakaraban
01
30.00
gunjan_mistry
01
30.00
itz_aayush
01
30.00
neve16232_cs
01
30.00
leonasvait
01
30.00
rcordovaalvarado
01
30.00
peter_yinusa
01
30.00
yashgoyalambk
01
30.00
1
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4507
4508
4509
...
8262
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