Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3061 | Rank Scores | Medium | Database |
| 3062 | Rank Teams by Votes | Medium | ArrayHash TableString |
| 3063 | Rank Transform of a Matrix | Hard | ArrayUnion FindGraph |
| 3064 | Rank Transform of an Array | Easy | ArrayHash TableSorting |
| 3065 | Ransom Note | Easy | Hash TableStringCounting |
| 3066 | Rat in a Maze | Medium | RecursionBacktracking2D Array |
| 3067 | Rate Limiter | Medium | OOP DesignClassSliding Window |
| 3068 | Reach a Number | Medium | MathBinary Search |
| 3069 | Reach End of Array With Max Score | Medium | ArrayGreedy |
| 3070 | Reachable Nodes In Subdivided Graph | Hard | GraphHeap (Priority Queue)Shortest Path |
| 3071 | Reachable Nodes With Restrictions | Medium | ArrayHash TableTree |
| 3072 | Reaching Points | Hard | Math |
| 3073 | Read N Characters Given Read4 | Easy | ArraySimulationInteractive |
| 3074 | Read N Characters Given read4 II - Call Multiple Times | Hard | ArraySimulationInteractive |
| 3075 | Read-Write Lock | Hard | ConcurrencyLockThreading |
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