Array Coding Problems

Master array manipulation and traversal techniques

1947
Total Problems
398
Easy
1049
Medium
497
Hard
Start Practicing
0123

Master DSA Topics - February, 2026

Practice problems across 75+ categories

Array Coding Problems

Practice problems frequently asked at Array 1947 problems | 398 Easy | 1049 Medium | 497 Hard

# Problem Difficulty Topics
601 Find the Score of All Prefixes of an Array Medium
ArrayPrefix Sum
602 Find the Shortest Superstring Hard
ArrayStringDynamic Programming
603 Find the Smallest Divisor Given a Threshold Medium
ArrayBinary Search
604 Find the String with LCP Hard
ArrayStringDynamic Programming
605 Find the Student that Will Replace the Chalk Medium
ArrayBinary SearchSimulation
606 Find the Substring With Maximum Cost Medium
ArrayHash TableString
607 Find the Sum of Encrypted Integers Easy
ArrayMath
608 Find the Sum of Subsequence Powers Hard
ArrayDynamic ProgrammingSorting
609 Find the Sum of the Power of All Subsequences Hard
ArrayDynamic Programming
610 Find the Town Judge Easy
ArrayHash TableGraph
611 Find the Value of the Partition Medium
ArraySorting
612 Find the Width of Columns of a Grid Easy
ArrayMatrix
613 Find the Winner of an Array Game Medium
ArraySimulation
614 Find the Winner of the Circular Game Medium
ArrayMathRecursion
615 Find the XOR of Numbers Which Appear Twice Easy
ArrayHash TableBit Manipulation
Showing 601-615 of 1947
1 ... 39 40 41 42 43 ... 130

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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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