Amazon Coding Problems

Practice Amazon's top coding challenges and algorithms

3399
Total Problems
851
Easy
1772
Medium
756
Hard
Start Practicing

Master DSA Topics - January, 2026

Practice problems across 75+ categories

Amazon Coding Problems

Practice problems frequently asked at Amazon 3399 problems | 851 Easy | 1772 Medium | 756 Hard

# Problem Difficulty Topics
1906 Maximum Sum Queries Hard
ArrayBinary SearchStack
1907 Maximum Sum Score of Array Medium
ArrayPrefix Sum
1908 Maximum Sum With at Most K Elements Medium
ArrayGreedySorting
1909 Maximum Sum With Exactly K Elements Easy
ArrayGreedy
1910 Maximum Swap Medium
MathGreedy
1911 Maximum Tastiness of Candy Basket Medium
ArrayBinary SearchGreedy
1912 Maximum Total Area Occupied by Pistons Hard
ArrayHash TableString
1913 Maximum Total Damage With Spell Casting Medium
ArrayHash TableTwo Pointers
1914 Maximum Total Importance of Roads Medium
GreedyGraphSorting
1915 Maximum Total Reward Using Operations I Medium
ArrayDynamic Programming
1916 Maximum Total Reward Using Operations II Hard
ArrayDynamic ProgrammingBit Manipulation
1917 Maximum Transaction Each Day Medium
Database
1918 Maximum Twin Sum of a Linked List Medium
Linked ListTwo PointersStack
1919 Maximum Unique Subarray Sum After Deletion Easy
ArrayHash TableGreedy
1920 Maximum Units on a Truck Easy
ArrayGreedySorting
Showing 1906-1920 of 3399
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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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