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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
anasstasiakusch
01
flag of Russia
30.00
kelly_shumway3
01
flag of United States
30.00
breno_nicacio29
01
flag of Brazil
30.00
arturojp18
01
flag of Venezuela, Bolivarian Republic of
30.00
mangummarc
01
flag of United States
30.00
danny_quinones21
01
flag of United States
30.00
dyavariprasad
01
flag of India
30.00
apaytalov89
01
flag of Bulgaria
30.00
luniasakshi
01
flag of India
30.00
keerthi_kalluri
01
flag of India
30.00
dlophore
01
flag of Estonia
30.00
2k23_aids11567
01
flag of India
30.00
arseneigorodisk1
01
flag of United Kingdom
30.00
kingdextrox
01
flag of India
30.00
rakshitmehta3008
01
flag of India
30.00
abhinandanshaju
01
flag of India
30.00
alextsui05
01
flag of United States
30.00
abhoy_ghosh2004
01
flag of India
30.00
daniel_mhr2003
01
flag of Mexico
30.00
wqyeo
01
flag of Singapore
30.00
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