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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
0xBrandon
01
30.00
mohammed_shoaib1
01
30.00
lord_ark
01
30.00
nourhanelrouby
01
30.00
william1232100
01
30.00
Deep_Taste
01
30.00
naveeng2402
01
30.00
ashavari_c98
01
30.00
nietarpit
01
30.00
dolongnhat0301
01
30.00
manish_marts
01
30.00
sashi5112001
01
30.00
thithuhai_do1
01
30.00
memaneanuja
01
30.00
anvesh_peddelli
01
30.00
bondadapraveen2
01
30.00
yoshitha_v2019
01
30.00
20r231
01
30.00
robert_za_johns1
01
30.00
alexlm78
01
30.00
1
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7554
7555
7556
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8260
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