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
2101 Min Cost to Connect All Points Medium
ArrayUnion FindGraph
2102 Min Max Game Easy
ArraySimulation
2103 Min Stack Medium
StackDesign
2104 Minesweeper Medium
ArrayDepth-First SearchBreadth-First Search
2105 Mini Parser Medium
StringStackDepth-First Search
2106 Minimize Connected Groups by Inserting Interval Medium
ArrayBinary SearchSliding Window
2107 Minimize Deviation in Array Hard
ArrayGreedyHeap (Priority Queue)
2108 Minimize Hamming Distance After Swap Operations Medium
ArrayDepth-First SearchUnion Find
2109 Minimize Length of Array Using Operations Medium
ArrayMathGreedy
2110 Minimize Malware Spread Hard
ArrayHash TableDepth-First Search
2111 Minimize Malware Spread II Hard
ArrayHash TableDepth-First Search
2112 Minimize Manhattan Distances Hard
ArrayMathGeometry
2113 Minimize Max Distance to Gas Station Hard
ArrayBinary Search
2114 Minimize Maximum of Array Medium
ArrayBinary SearchDynamic Programming
2115 Minimize Maximum Pair Sum in Array Medium
ArrayTwo PointersGreedy
Showing 2101-2115 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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