Book - Cracking The Coding Interview Questions

Every developer aims to pass the Facebook coding interview. Many Facebook coding questions on Coding Ninjas are specially designed to crack facebook interview questions. Be a ninja coder by acing all the Facebook coding Questions and thus land your dream job.

Problem Title

EXP

Difficulty

Avg Time to solve

Attempted

Magic Index

132

40

Easy

20 mins

4.1k

Search In Rotated Sorted Array

241

80

Moderate

30 mins

19.2k

Intersection of Two Linked Lists

137

40

Easy

25 mins

11.1k

Ways To Make Coin Change

66

80

Moderate

20 mins

26.8k

Find Number Of Islands

65

80

Moderate

34 mins

2.9k

Trapping Rain Water

57

80

Moderate

15 mins

7.2k

Maximum Subarray Sum

707

80

Moderate

35 mins

74.3k

LRU Cache Implementation

49

80

Moderate

25 mins

3k

N Queens

64

120

Hard

55 mins

4.9k

Count Ways To Reach The N-th Stairs

212

80

Moderate

30 mins

26.7k

Palindrome Linked List

109

40

Easy

20 mins

8.5k

Partial BST

51

80

Moderate

25 mins

9.8k

Add Two Numbers As Linked Lists ll

193

80

Moderate

10 mins

3.5k

Group Anagrams

13

80

Moderate

30 mins

0.4k

Two Sum

1307

40

Easy

10 mins

14k

Search In A Row Wise And Column Wise Sorted Matrix

39

80

Moderate

15 mins

2.9k

Trailing Zeros in Factorial

27

80

Moderate

15 mins

0.9k

Majority element

133

40

Easy

15 mins

15.5k

Swap Number Without Temporary Variable

12

40

Easy

15 mins

1.2k

Subtree of Another Tree

32

40

Easy

10 mins

1.6k

Compress the String

16

80

Moderate

25 mins

0.7k

Tic-Tac-Toe Winner

11

40

Easy

20 mins

0.1k

Generate all parenthesis

23

80

Moderate

30 mins

0.6k

Predecessor and Successor In BST

20

80

Moderate

25 mins

1.2k

Check If Path Exists

6

40

Easy

10 mins

0.4k

Magic Index

Easy

40

132 upvotes

Search In Rotated Sorted Array

Moderate

80

241 upvotes

Intersection of Two Linked Lists

Easy

40

137 upvotes

Ways To Make Coin Change

Moderate

80

66 upvotes

Find Number Of Islands

Moderate

80

65 upvotes

Trapping Rain Water

Moderate

80

57 upvotes

Maximum Subarray Sum

Moderate

80

707 upvotes

LRU Cache Implementation

Moderate

80

49 upvotes

N Queens

Hard

120

64 upvotes

Count Ways To Reach The N-th Stairs

Moderate

80

212 upvotes

Palindrome Linked List

Easy

40

109 upvotes

Partial BST

Moderate

80

51 upvotes

Add Two Numbers As Linked Lists ll

Moderate

80

193 upvotes

Group Anagrams

Moderate

80

13 upvotes

Two Sum

Easy

40

1307 upvotes

Search In A Row Wise And Column Wise Sorted Matrix

Moderate

80

39 upvotes

Trailing Zeros in Factorial

Moderate

80

27 upvotes

Majority element

Easy

40

133 upvotes

Swap Number Without Temporary Variable

Easy

40

12 upvotes

Subtree of Another Tree

Easy

40

32 upvotes

Compress the String

Moderate

80

16 upvotes

Tic-Tac-Toe Winner

Easy

40

11 upvotes

Generate all parenthesis

Moderate

80

23 upvotes

Predecessor and Successor In BST

Moderate

80

20 upvotes

Check If Path Exists

Easy

40

6 upvotes

Book - Cracking The Coding Interview Questions

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Why this is important?

Book - Cracking The Coding Interview Questions

Unlock at level 4

Why this is important?