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
1936 Word Search II Hard
ArrayStringBacktracking
1937 Word Squares Hard
ArrayStringBacktracking
1938 Word Subsets Medium
ArrayHash TableString
1939 Words Within Two Edits of Dictionary Medium
ArrayStringTrie
1940 X of a Kind in a Deck of Cards Easy
ArrayHash TableMath
1941 XOR Queries of a Subarray Medium
ArrayBit ManipulationPrefix Sum
1942 Zero Array Transformation I Medium
ArrayPrefix Sum
1943 Zero Array Transformation II Medium
ArrayBinary SearchPrefix Sum
1944 Zero Array Transformation III Medium
ArrayGreedySorting
1945 Zero Array Transformation IV Medium
ArrayDynamic Programming
1946 Zigzag Grid Traversal With Skip Easy
ArrayMatrixSimulation
1947 Zigzag Iterator Medium
ArrayDesignQueue
Showing 1936-1947 of 1947
1 ... 128 129 130

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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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