Top Facebook Coding Interview Questions
Last Updated: 24 Mar, 2023
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Ace the Facebook Interview Questions on CodeStudio by Coding Ninjas that offers basic interview questions and coding programs for placements in order to secure a job at this product-based company.
Problem Title
EXP
Difficulty
Avg Time to solve
Attempted
Move Zeroes To End
107
80
Moderate
30 mins
5.4k
Insert Interval
7
80
Moderate
30 mins
0.3k
Reverse Words In A String
165
40
Easy
10 mins
12.4k
Minimum Subarray With Required Sum
44
80
Moderate
18 mins
1.3k
Merge Intervals
148
80
Moderate
20 mins
10.2k
Product Of Array Except Self
161
40
Easy
26 mins
12.6k
Alien dictionary
166
120
Hard
46 mins
3.3k
Search In Rotated Sorted Array
243
80
Moderate
30 mins
19.4k
Longest Increasing Subsequence
81
80
Moderate
30 mins
27.9k
Maximum Subarray Sum
708
80
Moderate
35 mins
74.7k
Sort 0 1 2
843
40
Easy
22 mins
61.9k
Simplify the Directory
13
80
Moderate
22 mins
0.6k
Minimum Depth Of Binary Tree
12
80
Moderate
20 mins
0.8k
Valid Pairs
77
40
Easy
22 mins
3.1k
Level Order Traversal
53
40
Easy
15 mins
5.4k
Partial BST
52
80
Moderate
25 mins
9.8k
Add Two Numbers As Linked Lists ll
193
80
Moderate
10 mins
3.5k
Execution Time
10
80
Moderate
15 mins
0.3k
Reverse the String
54
40
Easy
15 mins
17.6k
Nth Element Of Modified Fibonacci Series
4
40
Easy
15 mins
1.7k
Two Sum
1317
40
Easy
10 mins
14.1k
Inplace rotate matrix 90 degree
28
40
Easy
12 mins
2k
Evaluation of postfix expression
12
40
Easy
15 mins
1k
Find All Triplets With Zero Sum
59
80
Moderate
30 mins
4.2k
Closest Sum
47
80
Moderate
30 mins
1k
Move Zeroes To End
Moderate
80
107 upvotes
Insert Interval
Moderate
80
7 upvotes
Reverse Words In A String
Easy
40
165 upvotes
Minimum Subarray With Required Sum
Moderate
80
44 upvotes
Merge Intervals
Moderate
80
148 upvotes
Product Of Array Except Self
Easy
40
161 upvotes
Alien dictionary
Hard
120
166 upvotes
Search In Rotated Sorted Array
Moderate
80
243 upvotes
Longest Increasing Subsequence
Moderate
80
81 upvotes
Maximum Subarray Sum
Moderate
80
708 upvotes
Sort 0 1 2
Easy
40
843 upvotes
Simplify the Directory
Moderate
80
13 upvotes
Minimum Depth Of Binary Tree
Moderate
80
12 upvotes
Valid Pairs
Easy
40
77 upvotes
Level Order Traversal
Easy
40
53 upvotes
Partial BST
Moderate
80
52 upvotes
Add Two Numbers As Linked Lists ll
Moderate
80
193 upvotes
Execution Time
Moderate
80
10 upvotes
Reverse the String
Easy
40
54 upvotes
Nth Element Of Modified Fibonacci Series
Easy
40
4 upvotes
Two Sum
Easy
40
1317 upvotes
Inplace rotate matrix 90 degree
Easy
40
28 upvotes
Evaluation of postfix expression
Easy
40
12 upvotes
Find All Triplets With Zero Sum
Moderate
80
59 upvotes
Closest Sum
Moderate
80
47 upvotes