Master DSA Topics - February, 2026

Practice problems across 75+ categories

All Coding Problems

Practice coding problems across all companies and topics 3600 problems | 879 Easy | 1856 Medium | 842 Hard

# Problem Difficulty Topics
2294 Partition Array Such That Maximum Difference Is K Medium
ArrayGreedySorting
2295 Replace Elements in an Array Medium
ArrayHash TableSimulation
2296 Design a Text Editor Hard
Linked ListStringStack
2298 Tasks Count in the Weekend Medium
Database
2299 Strong Password Checker II Easy
String
2300 Successful Pairs of Spells and Potions Medium
ArrayTwo PointersBinary Search
2301 Match Substring After Replacement Hard
ArrayHash TableString
2301 Minimum Path Cost in a Grid Medium
ArrayDynamic ProgrammingMatrix
2302 Count Subarrays With Score Less Than K Hard
ArrayBinary SearchSliding Window
2303 Calculate Amount Paid in Taxes Easy
ArraySimulation
2305 Fair Distribution of Cookies Medium
ArrayDynamic ProgrammingBacktracking
2306 Naming a Company Hard
ArrayHash TableString
2307 Check for Contradictions in Equations Hard
ArrayDepth-First SearchUnion Find
2308 Arrange Table by Gender Medium
Database
2309 Greatest English Letter in Upper and Lower Case Easy
Hash TableStringEnumeration
Showing 2296-2310 of 3602
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public class MyFirstJavaProgram { Edit & Run

   /* This is my first java program.
    * This will print 'Hello, World!' as the output
    */

   public static void main(String []args) {
      System.out.println("Hello, World!"); // prints
   }
}

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