Top Coding Interview Questions asked by Walmart Global Tech

These questions have been arranged in order of their frequency of most asked in the interview of Walmart Global Tech. The list is not complete yet. We are in process of gathering more questions.

S.No. Problem Name Problem Tag Solve
1
Degree of an Array
Array, Hash Table
2
Generate Parentheses
String, DP, Backtracking
3
Verifying an Alien Dictionary
Array, Hash Table, String
4
LRU Cache
Hash Table, Doubly Linked List
5
Kth Largest Element in an Array
Array, Priority Queue (Heap)
6
Coin Change
Array, DP, BFS
6
Integer to English Words
Math, String, Recursion
7
Group Anagrams
Hash Table, String, Sorting
8
Find the Smallest Divisor Given a Threshold
Array, Binary Search
9
Meeting Rooms II
Array, Sorting, Greedy, Heap
10
Number of Islands
DFS, BFS, Matrix, Union Find