Array Coding Problems

Master array manipulation and traversal techniques

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

Master DSA Topics - April, 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
1456 Number of Pairs Satisfying Inequality Hard
ArrayBinary SearchDivide and Conquer
1457 Number of Paths with Max Score Hard
ArrayDynamic ProgrammingMatrix
1458 Number of People That Can Be Seen in a Grid Medium
ArrayStackMatrix
1459 Number Of Rectangles That Can Form The Largest Square Easy
Array
1460 Number of Same-End Substrings Medium
ArrayHash TableString
1461 Number of Self-Divisible Permutations Medium
ArrayMathDynamic Programming
1462 Number of Senior Citizens Easy
ArrayString
1463 Number of Ships in a Rectangle Hard
ArrayDivide and ConquerInteractive
1464 Number of Smooth Descent Periods of a Stock Medium
ArrayMathTwo Pointers
1465 Number of Spaces Cleaning Robot Cleaned Medium
ArrayMatrixSimulation
1466 Number of Squareful Arrays Hard
ArrayHash TableMath
1467 Number of Strings That Appear as Substrings in Word Easy
ArrayString
1468 Number of Students Doing Homework at a Given Time Easy
Array
1469 Number of Students Unable to Eat Lunch Easy
ArrayStackQueue
1470 Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold Medium
ArraySliding Window
Showing 1456-1470 of 1947
1 ... 96 97 98 99 100 ... 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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