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
1351 Generate Fibonacci Sequence Easy
JavaScript
1352 Generate Parentheses Medium
StringDynamic ProgrammingBacktracking
1353 Generate Random Point in a Circle Medium
MathGeometryRejection Sampling
1354 Generate Tag for Video Caption Easy
StringSimulation
1355 Generate the Invoice Hard
Database
1356 Get Biggest Three Rhombus Sums in a Grid Medium
ArrayMathSorting
1357 Get Equal Substrings Within Budget Medium
StringBinary SearchSliding Window
1358 Get Highest Answer Rate Question Medium
Database
1359 Get Maximum in Generated Array Easy
ArraySimulation
1360 Get the Maximum Score Hard
ArrayTwo PointersDynamic Programming
1361 Get the Second Most Recent Activity Hard
Database
1362 Get the Size of a DataFrame Easy
Pandas
1363 Get Watched Videos by Your Friends Medium
ArrayHash TableBreadth-First Search
1364 Global and Local Inversions Medium
ArrayMath
1365 Goal Parser Interpretation Easy
String
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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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