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

Difficulty

Avg Time to solve

Attempted

Move Zeroes To End NEW

74

Moderate

30 mins

2839

Insert Interval NEW

3

Moderate

30 mins

194

Reverse Words In A String NEW

66

Easy

10 mins

1944

Minimum Subarray With Required Sum NEW

23

Moderate

18 mins

514

Merge Intervals NEW

42

Moderate

20 mins

1727

Product Of Array Except Self NEW

109

Easy

26 mins

5411

Alien dictionary NEW

120

Hard

46 mins

1668

Search In Rotated Sorted Array NEW

111

Moderate

30 mins

6737

Longest Increasing Subsequence NEW

26

Moderate

30 mins

3469

Maximum Subarray Sum NEW

282

Hard

35 mins

20734

Sort 0 1 2 NEW

338

Easy

22 mins

18375

Simplify the Directory NEW

6

Moderate

22 mins

326

Minimum Depth Of Binary Tree NEW

5

Moderate

20 mins

334

Valid Pairs NEW

44

Easy

22 mins

1455

Level Order Traversal NEW

19

Easy

15 mins

1278

Partial BST NEW

16

Moderate

25 mins

2224

Add Two Numbers As Linked Lists ll NEW

139

Moderate

10 mins

1482

Execution Time NEW

3

Moderate

15 mins

152

Reverse the String NEW

21

Easy

15 mins

4000

Nth Element Of Modified Fibonacci Series NEW

1

Easy

15 mins

278

Two Sum NEW

328

Easy

10 mins

3917

Inplace rotate matrix 90 degree NEW

15

Easy

12 mins

761

Evaluation of postfix expression NEW

10

Easy

15 mins

505

Find All Triplets With Zero Sum NEW

25

Moderate

30 mins

1953

Closest Sum NEW

0

Moderate

30 mins

102

Move Zeroes To End NEW

Moderate

74 upvotes

Insert Interval NEW

Moderate

3 upvotes

Reverse Words In A String NEW

Easy

66 upvotes

Minimum Subarray With Required Sum NEW

Moderate

23 upvotes

Merge Intervals NEW

Moderate

42 upvotes

Product Of Array Except Self NEW

Easy

109 upvotes

Alien dictionary NEW

Hard

120 upvotes

Search In Rotated Sorted Array NEW

Moderate

111 upvotes

Longest Increasing Subsequence NEW

Moderate

26 upvotes

Maximum Subarray Sum NEW

Hard

282 upvotes

Sort 0 1 2 NEW

Easy

338 upvotes

Simplify the Directory NEW

Moderate

6 upvotes

Minimum Depth Of Binary Tree NEW

Moderate

5 upvotes

Valid Pairs NEW

Easy

44 upvotes

Level Order Traversal NEW

Easy

19 upvotes

Partial BST NEW

Moderate

16 upvotes

Add Two Numbers As Linked Lists ll NEW

Moderate

139 upvotes

Execution Time NEW

Moderate

3 upvotes

Reverse the String NEW

Easy

21 upvotes

Nth Element Of Modified Fibonacci Series NEW

Easy

1 upvote

Two Sum NEW

Easy

328 upvotes

Inplace rotate matrix 90 degree NEW

Easy

15 upvotes

Evaluation of postfix expression NEW

Easy

10 upvotes

Find All Triplets With Zero Sum NEW

Moderate

25 upvotes

Closest Sum NEW

Moderate

0 upvotes

Page of 4