Google Coding Problems

Master the most popular coding problems from Google

3407
Total Problems
851
Easy
1775
Medium
761
Hard
Start Practicing
G

Master DSA Topics - January, 2026

Practice problems across 75+ categories

Google Coding Problems

Practice problems frequently asked at Google 3407 problems | 851 Easy | 1775 Medium | 761 Hard

# Problem Difficulty Topics
46 All Ancestors of a Node in a Directed Acyclic Graph Medium
Depth-First SearchBreadth-First SearchGraph
47 All Divisions With the Highest Score of a Binary Array Medium
Array
48 All Elements in Two Binary Search Trees Medium
TreeDepth-First SearchBinary Search Tree
49 All Nodes Distance K in Binary Tree Medium
Hash TableTreeDepth-First Search
50 All O`one Data Structure Hard
Hash TableLinked ListDesign
51 All Paths from Source Lead to Destination Medium
GraphTopological Sort
52 All Paths From Source to Target Medium
BacktrackingDepth-First SearchBreadth-First Search
53 All People Report to the Given Manager Medium
Database
54 All Possible Full Binary Trees Medium
Dynamic ProgrammingTreeRecursion
55 All the Matches of the League Easy
Database
56 All the Pairs With the Maximum Number of Common Followers Medium
Database
57 All Valid Triplets That Can Represent a Country Easy
Database
58 Allocate Mailboxes Hard
ArrayMathDynamic Programming
59 Allow One Function Call Easy
JavaScript
60 Alphabet Board Path Medium
Hash TableString
Showing 46-60 of 3407
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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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