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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
RodrigoLopez
01
flag of Brazil
30.00
prog101
01
flag of India
30.00
klewis
01
flag of United States
30.00
jsanchezchavez
01
flag of United States
30.00
avinashsp93
01
flag of United States
30.00
JavacGladiator
01
flag of India
30.00
Phazerz
01
flag of United States
30.00
anthonyalridge21
01
flag of United Kingdom
30.00
rocky1234
01
flag of India
30.00
askiehl
01
flag of United States
30.00
MrPKGupta
01
flag of India
30.00
y_udayk3
01
flag of United States
30.00
ruslan_
01
flag of United States
30.00
velasco622
01
flag of United States
30.00
tamastom
01
flag of Hungary
30.00
mahdix
01
flag of United Kingdom
30.00
Dimitri777
01
flag of Russian Federation
30.00
grosenberry83
01
flag of United States
30.00
Jaren
01
flag of Singapore
30.00
skylazart
01
flag of Canada
30.00
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