Practice problems across 75+ categories
Practice problems frequently asked at Google • 3407 problems | 851 Easy | 1775 Medium | 761 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2866 | Second Highest Salary II | Medium | Database |
| 2867 | Second Largest Digit in a String | Easy | Hash TableString |
| 2868 | Second Minimum Node In a Binary Tree | Easy | TreeDepth-First SearchBinary Tree |
| 2869 | Second Minimum Time to Reach Destination | Hard | Breadth-First SearchGraphShortest Path |
| 2870 | Select Cells in Grid With Maximum Score | Hard | ArrayDynamic ProgrammingBit Manipulation |
| 2871 | Select Data | Easy | Pandas |
| 2872 | Select K Disjoint Special Substrings | Medium | Hash TableStringDynamic Programming |
| 2873 | Self Crossing | Hard | ArrayMathGeometry |
| 2874 | Self Dividing Numbers | Easy | Math |
| 2875 | Sell Diminishing-Valued Colored Balls | Medium | ArrayMathBinary Search |
| 2876 | Sellers With No Sales | Easy | Database |
| 2877 | Selling Pieces of Wood | Hard | ArrayDynamic ProgrammingMemoization |
| 2878 | Semi-Ordered Permutation | Easy | ArraySimulation |
| 2879 | Sender With Largest Word Count | Medium | ArrayHash TableString |
| 2880 | Sentence Screen Fitting | Medium | ArrayStringDynamic Programming |
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