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  1. Prepare
  2. Interview Preparation Kit

The HackerRank Interview Preparation Kit

Warm-up Challenges

New to HackerRank? You can try these easy ones first
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Arrays

70% of companies test this subject
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Dictionaries and Hashmaps

40% of companies test this subject
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Sorting

40% of companies test this subject
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String Manipulation

40% of companies test this subject
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Greedy Algorithms

31% of companies test this subject
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Search

30% of companies test this subject
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Dynamic Programming

27% of companies test this subject
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Stacks and Queues

17% of companies test this subject
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Graphs

15% of companies test this subject
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Trees

12% of companies test this subject
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Linked Lists

8% of companies test this subject
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Recursion and Backtracking

5% of companies test this subject
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Miscellaneous

Other popular topics
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