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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
svorovskiyuri
01
flag of United States
30.00
Ikitai
01
flag of Germany
30.00
asahu_m1608
01
flag of India
30.00
airstrider
01
flag of United States
30.00
futurekrishna10
01
flag of India
30.00
robloxkid1548
01
flag of United States
30.00
elham_banagozar
01
flag of Germany
30.00
rashokkumartce
01
flag of India
30.00
Vardin23
01
flag of India
30.00
bboyakash99
01
flag of India
30.00
pjotrix
01
flag of Hungary
30.00
phekorefi
01
flag of South Africa
30.00
2012020251_sabri
01
flag of Bangladesh
30.00
umutn86
01
flag of Turkey
30.00
phgomez674
01
flag of Venezuela, Bolivarian Republic of
30.00
t_ngo
01
flag of United States
30.00
orlando_escobosa
01
flag of Austria
30.00
jovicafitilj
01
flag of Serbia
30.00
jyothi_msoman
01
flag of Canada
30.00
janusz_myzik
01
flag of Poland
30.00
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