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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
alaanm
01
flag of United States
30.00
tasneem84
01
flag of Bangladesh
30.00
rwalk
01
flag of United States
30.00
shanbhag1996
01
flag of India
30.00
LeHoangNam
01
flag of Viet Nam
30.00
SanjanaSahayaraj
01
flag of India
30.00
borrison
01
flag of Bolivia
30.00
skduhariya
01
flag of India
30.00
12zhunus
01
flag of Kazakhstan
30.00
mone80
01
flag of United States
30.00
ank384
01
flag of India
30.00

[deleted]

01
flag of null
30.00
vinaykrprajapat
01
flag of India
30.00
pegas
01
flag of Russian Federation
30.00
fabiowg
01
flag of Taiwan
30.00
quasar123
01
flag of Ukraine
30.00
rameezdar
01
flag of India
30.00
drzewieckil
01
flag of Poland
30.00
aartal
01
flag of France
30.00
CrossLuna
01
flag of Taiwan
30.00
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