Practice problems across 75+ categories
Practice problems frequently asked at String • 803 problems | 228 Easy | 390 Medium | 177 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 796 | The Wording Game | Hard | ArrayMathTwo Pointers |
| 797 | Thousand Separator | Easy | String |
| 798 | Time Based Key-Value Store | Medium | Hash TableStringBinary Search |
| 799 | Time Needed to Rearrange a Binary String | Medium | StringDynamic ProgrammingSimulation |
| 800 | Title Case Converter | Easy | StringsStringManipulation |
| 801 | To Lower Case | Easy | String |
| 802 | Tokenizer Builder | Medium | Advanced StringsStringParsing |
| 803 | Top K Frequent Words | Medium | ArrayHash TableString |
| 804 | Total Appeal of A String | Hard | Hash TableStringDynamic Programming |
| 805 | Total Characters in String After Transformations I | Medium | Hash TableMathString |
| 806 | Total Characters in String After Transformations II | Hard | Hash TableMathString |
| 807 | Truncate Sentence | Easy | ArrayString |
| 808 | Tweet Counts Per Frequency | Medium | Hash TableStringBinary Search |
| 809 | Uncommon Words from Two Sentences | Easy | Hash TableStringCounting |
| 810 | Undo Text Editor | Easy | Data StructuresStackString |
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.
