Hiring process8 levels
  1. 1 IQ Test
  2. 2 Additional Online Test (If Required)
  3. 3 Office Interview with Hiring Manager
  4. 4 Unpaid Test Task (Motivation Check)
  5. 5 Paid Test Task and Follow-Up Interview
  6. 6 Iterative Paid Test Tasks
  7. 7 Office Verification
  8. 8 Final Interview with the Founder

Learn > Getting Started with Competitive Programming

Getting Started with Competitive Programming

Six problems that take you from reading input to your first dynamic programming solution. Solve them in order — each one introduces exactly one new idea.

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#ProblemDifficultyWhy this one
1 Sum of Two Numbers 800 Warm up: reading input, printing output Open
2 Even or Odd 800 Conditionals and 64-bit integers Open
3 Reverse a String 900 String handling basics Open
4 Count the Vowels 1000 Loops and counting Open
5 Maximum of an Array 900 Arrays and a single pass Open
6 Fibonacci Number 1100 Your first DP recurrence Open