Zoho
144 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 3. Longest Substring Without Repeating Characters | Medium | 100% | TopicsHash TableStringSliding Window |
| 54. Spiral Matrix | Medium | 98.6% | TopicsArrayMatrixSimulation |
| 1. Two Sum | Easy | 95.5% | TopicsArrayHash Table |
| 56. Merge Intervals | Medium | 95.5% | TopicsArraySortingQuicksort |
| Decode String | Medium | 95.5% | TopicsStringStackRecursion |
| 42. Trapping Rain Water | Hard | 93.9% | TopicsArrayTwo PointersDynamic ProgrammingStackMonotonic Stack |
| 20. Valid Parentheses | Easy | 92.1% | TopicsStringStackBracket Sequences |
| 49. Group Anagrams | Medium | 90.1% | TopicsArrayHash TableStringSorting |
| 121. Best Time to Buy and Sell Stock | Easy | 88.1% | TopicsArrayDynamic Programming |
| 165. Compare Version Numbers | Medium | 85.8% | TopicsTwo PointersString |
| 739. Daily Temperatures | Medium | 85.8% | TopicsArrayStackMonotonic Stack |
| Wildcard Matching | Hard | 83.3% | TopicsStringDynamic ProgrammingGreedyRecursion |
| 70. Climbing Stairs | Easy | 83.3% | TopicsMathDynamic ProgrammingMemoization |
| 2164. Sort Even and Odd Indices Independently | Easy | 83.3% | TopicsArraySorting |
| Largest Number | Medium | 83.3% | TopicsArrayStringGreedySorting |
| 6. Zigzag Conversion | Medium | 80.6% | TopicsString |
| 11. Container With Most Water | Medium | 80.6% | TopicsArrayTwo PointersGreedy |
| 10. Regular Expression Matching | Hard | 80.6% | TopicsStringDynamic ProgrammingRecursion |
| 22. Generate Parentheses | Medium | 80.6% | TopicsStringDynamic ProgrammingBacktrackingBracket Sequences |
| 200. Number of Islands | Medium | 80.6% | TopicsArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix |
| 1275. Find Winner on a Tic Tac Toe Game | Easy | 80.6% | TopicsArrayHash TableMatrixSimulation |
| Sqrt(x) | Easy | 80.6% | TopicsMathBinary SearchNewton's Method |
| 3827. Count Monobit Integers | Easy | 80.6% | TopicsBit ManipulationEnumeration |
| 1910. Remove All Occurrences of a Substring | Medium | 77.5% | TopicsStringStackSimulation |
| Longest Valid Parentheses | Hard | 77.5% | TopicsStringDynamic ProgrammingStackBracket Sequences |
