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  1. Prepare
  2. Tutorials
  3. 30 Days of Code
  4. Day 13: Abstract Classes
  5. Leaderboard

Day 13: Abstract Classes

Hacker
Rank
Score
willw10
01
flag of United States
30.00
WalkingCookie
01
flag of Greece
30.00
darrenwa
01
flag of United Kingdom
30.00
Plumpos
01
flag of Poland
30.00
rakesh2591
01
flag of United States
30.00
liam_m_deacon
01
flag of United Kingdom
30.00
jjmoyahe
01
flag of Mexico
30.00
gulunmu
01
flag of United States
30.00
sbolgov
01
flag of United States
30.00
mwhiting
01
flag of United States
30.00

[deleted]

01
flag of Cuba
30.00
NovemberTango
01
flag of United States
30.00
mariodf
01
flag of Mexico
30.00
kevindu
01
flag of United States
30.00
j0nathanfb
01
flag of United Kingdom
30.00
m_gautham
01
flag of India
30.00
crisfsp
01
flag of Germany
30.00
wintermouse
01
flag of United States
30.00
janosbotka
01
flag of Hungary
30.00
rohit_425s
01
flag of India
30.00
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