Master DSA Topics - January, 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
3466 Toss Strange Coins Medium
ArrayMathDynamic Programming
3467 Total Appeal of A String Hard
Hash TableStringDynamic Programming
3468 Total Characters in String After Transformations I Medium
Hash TableMathString
3469 Total Characters in String After Transformations II Hard
Hash TableMathString
3470 Total Cost to Hire K Workers Medium
ArrayTwo PointersHeap (Priority Queue)
3471 Total Distance Traveled Easy
MathSimulation
3472 Total Hamming Distance Medium
ArrayMathBit Manipulation
3473 Total Sales Amount by Year Hard
Database
3474 Total Traveled Distance Easy
Database
3475 Tournament Winners Hard
Database
3476 Traffic Light Controlled Intersection Easy
Concurrency
3477 Transform Array by Parity Easy
ArraySortingCounting
3478 Transform Array to All Equal Elements Medium
ArrayGreedy
3479 Transform to Chessboard Hard
ArrayMathBit Manipulation
3480 Transformed Array Easy
ArraySimulation
Showing 3466-3480 of 3600
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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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