Practice problems across 75+ categories
Practice problems frequently asked at Recursion • 50 problems | 11 Easy | 24 Medium | 15 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 16 | Different Ways to Add Parentheses | Medium | MathStringDynamic Programming |
| 17 | Digital Root | Easy | FunctionsFunctionsRecursion |
| 18 | Elimination Game | Medium | MathRecursion |
| 19 | Expression Builder | Medium | RecursionRecursionString |
| 20 | Fibonacci Number | Easy | MathDynamic ProgrammingRecursion |
| 21 | Find Kth Bit in Nth Binary String | Medium | StringRecursionSimulation |
| 22 | Find the K-th Character in String Game I | Easy | MathBit ManipulationRecursion |
| 23 | Find the K-th Character in String Game II | Hard | MathBit ManipulationRecursion |
| 24 | Find the Winner of the Circular Game | Medium | ArrayMathRecursion |
| 25 | Finding 3-Digit Even Numbers | Easy | ArrayHash TableRecursion |
| 26 | Integer to English Words | Hard | MathStringRecursion |
| 27 | JSON Parser from Scratch | Hard | System DesignStringRecursion |
| 28 | K-th Symbol in Grammar | Medium | MathBit ManipulationRecursion |
| 29 | Maximize Number of Nice Divisors | Hard | MathRecursionNumber Theory |
| 30 | Maze Solver | Medium | RecursionBacktracking2D Array |
Powerful online tools to boost your productivity
Coding Ground For Developers
Code, Edit, Run and ShareIgnite your coding potential on Coding Ground - an immersive online platform for hands-on learning, collaboration, and skill development.
