terminal
Elevo
Practice Arena

Coding Challenges

Master your programming skills with our curated collection of technical interview problems.

30
Total Problems
1/2
Current Page
code
Browse Topics
corporate_fare
Company List
history
My Progress
search
refresh
No. 2
Add Two Numbers Medium
Topics:
Linked List Math
Companies:
Amazon Bloomberg
Acceptance: 0%
Solve Challenge
No. 5
Longest Palindromic Substring Medium
Topics:
Dynamic Programming Strings
Companies:
Adobe Amazon
Acceptance: 0%
Solve Challenge
No. 13
Roman to Integer Easy
Topics:
Hash Table Math Strings
Companies:
Adobe Amazon
Acceptance: 0%
Solve Challenge
No. 19
Remove Nth Node From End of List Medium
Topics:
Linked List Two Pointers
Companies:
Amazon Meta
Acceptance: 0%
Solve Challenge
No. 21
Merge Two Sorted Lists Easy
Topics:
Linked List Recursion
Companies:
Amazon Apple
Acceptance: 0%
Solve Challenge
No. 22
Generate Parentheses Medium
Topics:
Backtracking Dynamic Programming Strings
Companies:
Amazon Google
Acceptance: 0%
Solve Challenge
No. 33
Search in Rotated Sorted Array Medium
Topics:
Arrays Binary Search
Companies:
Google Meta
Acceptance: 0%
Solve Challenge
No. 46
Permutations Medium
Topics:
Arrays Backtracking
Companies:
Amazon Meta
Acceptance: 0%
Solve Challenge
No. 53
Maximum Subarray Medium
Topics:
Arrays Dynamic Programming
Companies:
Amazon Google
Acceptance: 0%
Solve Challenge
No. 55
Jump Game Medium
Topics:
Arrays Dynamic Programming Greedy
Companies:
Amazon Google
Acceptance: 0%
Solve Challenge
No. 73
Set Matrix Zeroes Medium
Topics:
Arrays Hash Table Matrix
Companies:
Amazon Meta
Acceptance: 0%
Solve Challenge
No. 75
Sort Colors Medium
Topics:
Arrays Sorting Two Pointers
Companies:
Amazon Microsoft
Acceptance: 0%
Solve Challenge
No. 79
Word Search Medium
Topics:
Arrays Backtracking Matrix
Companies:
Amazon Bloomberg
Acceptance: 0%
Solve Challenge
No. 84
Largest Rectangle in Histogram Hard
Topics:
Arrays Stack
Companies:
Amazon Google
Acceptance: 0%
Solve Challenge
No. 88
Merge Sorted Array Easy
Topics:
Arrays Sorting Two Pointers
Companies:
Amazon Meta
Acceptance: 0%
Solve Challenge
No. 94
Binary Tree Inorder Traversal Easy
Topics:
Recursion Stack Trees
Companies:
Amazon Google
Acceptance: 0%
Solve Challenge
No. 101
Symmetric Tree Easy
Topics:
Recursion Trees
Companies:
Amazon Bloomberg
Acceptance: 0%
Solve Challenge
No. 102
Binary Tree Level Order Traversal Medium
Topics:
Graphs Trees
Companies:
Amazon Meta
Acceptance: 0%
Solve Challenge
No. 105
Construct Binary Tree from Preorder and Inorder Traversal Medium
Topics:
Hash Table Recursion Trees
Companies:
Amazon Google
Acceptance: 0%
Solve Challenge
No. 114
Flatten Binary Tree to Linked List Medium
Topics:
Linked List Stack Trees
Companies:
Amazon Meta
Acceptance: 0%
Solve Challenge
Showing 1-20 of 30
1
code_blocks
Coding
psychology
Aptitude