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
2251 Minimum Moves to Clean the Classroom Medium
ArrayHash TableBit Manipulation
2252 Minimum Moves to Convert String Easy
StringGreedy
2253 Minimum Moves to Equal Array Elements Medium
ArrayMath
2254 Minimum Moves to Equal Array Elements II Medium
ArrayMathSorting
2255 Minimum Moves to Get a Peaceful Board Medium
ArrayGreedySorting
2256 Minimum Moves to Make Array Complementary Medium
ArrayHash TablePrefix Sum
2257 Minimum Moves to Move a Box to Their Target Location Hard
ArrayBreadth-First SearchHeap (Priority Queue)
2258 Minimum Moves to Pick K Ones Hard
ArrayGreedySliding Window
2259 Minimum Moves to Reach Target Score Medium
MathGreedy
2260 Minimum Moves to Reach Target with Rotations Hard
ArrayBreadth-First SearchMatrix
2261 Minimum Moves to Spread Stones Over Grid Medium
ArrayDynamic ProgrammingBreadth-First Search
2262 Minimum Non-Zero Product of the Array Elements Medium
MathGreedyRecursion
2263 Minimum Number Game Easy
ArraySortingHeap (Priority Queue)
2264 Minimum Number of Arrows to Burst Balloons Medium
ArrayGreedySorting
2265 Minimum Number of Chairs in a Waiting Room Easy
StringSimulation
Showing 2251-2265 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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