Array Coding Problems

Master array manipulation and traversal techniques

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

Master DSA Topics - January, 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
391 Dice Roll Simulation Hard
ArrayDynamic Programming
392 Diet Plan Performance Easy
ArraySliding Window
393 Difference Between Element Sum and Digit Sum of an Array Easy
ArrayMath
394 Difference Between Maximum and Minimum Price Sum Hard
ArrayDynamic ProgrammingTree
395 Difference Between Ones and Zeros in Row and Column Medium
ArrayMatrixSimulation
396 Difference of Number of Distinct Values on Diagonals Medium
ArrayHash TableMatrix
397 Disconnect Path in a Binary Matrix by at Most One Flip Medium
ArrayDynamic ProgrammingDepth-First Search
398 Display Table of Food Orders in a Restaurant Medium
ArrayHash TableString
399 Distance Between Bus Stops Easy
Array
400 Distant Barcodes Medium
ArrayHash TableGreedy
401 Distinct Numbers in Each Subarray Medium
ArrayHash TableSliding Window
402 Distinct Prime Factors of Product of Array Medium
ArrayHash TableMath
403 Distribute Candies Easy
ArrayHash Table
404 Distribute Elements Into Two Arrays I Easy
ArraySimulation
405 Distribute Elements Into Two Arrays II Hard
ArrayBinary Indexed TreeSegment Tree
Showing 391-405 of 1947
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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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