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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
joshuadaniel1844
01
30.00
ashuj3112
01
30.00
rutujabhoge99
01
30.00
rohitsathiya1000
01
30.00
ehrtk2003
01
30.00
max_severin
01
30.00
kishore4c9
01
30.00
lae1301
01
30.00
harshilsaini26
01
30.00
dianacode
01
30.00
srz29
01
30.00
r0gue_shinobi
01
30.00
dikshapg1998
01
30.00
bibi_ayesha1296
01
30.00
k28611
01
30.00
barkercertain
01
30.00
owlwinner
01
30.00
Shri2710
01
30.00
januarioccp
01
30.00
johncena13
01
30.00
1
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4568
4569
4570
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8263
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