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  1. Prepare
  2. Tutorials
  3. 30 Days of Code
  4. Day 19: Interfaces
  5. Leaderboard

Day 19: Interfaces

Hacker
Rank
Score
kyran
01
flag of United Kingdom
30.00
dmart120
01
flag of United States
30.00
amartin857
01
flag of United States
30.00
tangestani
01
flag of Canada
30.00
jorlugaqui
01
flag of Colombia
30.00
rsangar1
01
flag of United States
30.00
Gerard0
01
flag of Mexico
30.00
method76
01
flag of Republic of Korea
30.00
dacy1221
01
flag of United States
30.00
aravipati
01
flag of United States
30.00
Penhalver
01
flag of Brazil
30.00
wittyofficer
01
flag of United States
30.00
bablobko
01
flag of India
30.00
pablosgp
01
flag of Spain
30.00

[deleted]

01
flag of null
30.00
ferid_heziyev
01
flag of Azerbaijan
30.00
Samar_Elsawy
01
flag of United Kingdom
30.00
DeepaliG
01
flag of India
30.00
umbarkaramit
01
flag of India
30.00
rooslunn
01
flag of Ukraine
30.00
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