Practice C Basic Level Coding Problems

Total Problems: 50

C Basic Coding Problems

Total Points Scored: 0/260

1. Two Sum

HCL TechnologiesSnowflake + 1 more

Solve

Easy 35 11.43
2. Valid Parentheses

TutorixWalmart + 1 more

Solve

Easy 4 50
3. Merge Two Sorted Arrays

IBMWipro + 1 more

Solve

Easy 0 0%
4. Remove Duplicates

D. E. ShawEY + 1 more

Solve

Easy 0 0%
5. Maximum Subarray

CapgeminiD. E. Shaw + 2 more

Solve

Easy 0 0%
6. Plus One

MicrosoftPwC + 2 more

Solve

Easy 0 0%
7. Climbing Stairs

CognizantWalmart + 1 more

Solve

Easy 0 0%
8. Binary Search Implementation

AccentureSnowflake + 2 more

Solve

Easy 0 0%
9. Single Number

AppleGoldman Sachs + 1 more

Solve

Easy 0 0%
10. Linked List Cycle Detection

AppleIBM + 1 more

Solve

Easy 0 0%
11. Palindrome Linked List

AccentureTutorialspoint + 1 more

Solve

Easy 0 0%
12. Stack using Arrays

eBayTutorix + 2 more

Solve

Easy 0 0%
13. Queue using Arrays

KPMGSamsung + 2 more

Solve

Easy 0 0%
14. Valid Anagram

eBaySnowflake + 1 more

Solve

Easy 0 0%
15. Duplicate Number

AppleeBay + 1 more

Solve

Easy 0 0%
16. Reverse Linked List

Goldman SachsZomato + 1 more

Solve

Easy 0 0%
17. First Bad Version

CognizantDropbox + 1 more

Solve

Easy 0 0%
18. Intersection of Two Arrays

KPMGLTIMindtree + 1 more

Solve

Easy 0 0%
19. Move Zeroes

HCL TechnologiesSwiggy + 1 more

Solve

Easy 0 0%
20. Reverse String

ArctwistEY + 1 more

Solve

Easy 0 0%
21. First Unique Character in a String

FacebookHCL Technologies + 1 more

Solve

Easy 0 0%
22. Fizz Buzz

AirbnbDeloitte + 2 more

Solve

Easy 6 16.67
23. Majority Element

AdobePwC + 2 more

Solve

Easy 0 0%
24. Valid Palindrome

Goldman SachsTutorix + 1 more

Solve

Easy 0 0%
25. Reverse Bits of an Integer

ArctwistSamsung + 1 more

Solve

Easy 0 0%
26. Count Set Bits

AccentureDropbox + 2 more

Solve

Easy 0 0%
27. Min Stack

IBMTutorialspoint + 1 more

Solve

Easy 0 0%
28. Path Sum

HCL TechnologiesLTIMindtree + 1 more

Solve

Easy 0 0%
29. Pascal's Triangle

PwCShopify + 1 more

Solve

Easy 0 0%
30. Best Time to Buy and Sell Stock

Goldman SachsTech Mahindra + 2 more

Solve

Easy 0 0%
31. Valid Sudoku

AirbnbKPMG + 2 more

Solve

Easy 0 0%
32. Count and Say Sequence

D. E. ShaweBay + 2 more

Solve

Easy 0 0%
33. Longest Common Prefix

eBayHCL Technologies + 2 more

Solve

Easy 0 0%
34. First Occurrence of Substring

PhillipsWalmart + 2 more

Solve

Easy 0 0%
35. Binary Strings

PhillipsSnowflake + 1 more

Solve

Easy 0 0%
36. Missing Number

PwCTutorix + 1 more

Solve

Easy 2 0%
37. All Disappeared Numbers

DeloitteDropbox + 1 more

Solve

Easy 0 0%
38. Roman to Integer

FacebookKPMG + 1 more

Solve

Easy 0 0%
39. Sqrt(x) Function

SwiggyZomato + 1 more

Solve

Easy 0 0%
40. Happy Number

SamsungTutorix + 2 more

Solve

Easy 0 0%
41. Power of Three

EYPhillips + 2 more

Solve

Easy 0 0%
42. Intersection of Two Linked Lists

eBayZomato + 1 more

Solve

Easy 0 0%
43. Queue using Stacks

D. E. ShawKPMG + 2 more

Solve

Easy 0 0%
44. Stack using Queues

TutorialspointWalmart + 2 more

Solve

Easy 0 0%
45. Balanced Binary Tree

eBaySwiggy + 1 more

Solve

Easy 0 0%
46. Invert Binary Tree

AdobeTech Mahindra + 1 more

Solve

Easy 0 0%
47. Diameter of Binary Tree

PwCZomato + 1 more

Solve

Easy 0 0%
48. Sorted Array to Binary Search Tree

AppleIBM + 2 more

Solve

Easy 0 0%
49. Symmetric Tree

PhillipsPwC + 1 more

Solve

Easy 0 0%
50. Merge Two Binary Trees

AirbnbTech Mahindra + 2 more

Solve

Easy 0 0%

C Basic Coding Problems

1. Two Sum

2. Valid Parentheses

3. Merge Two Sorted Arrays

4. Remove Duplicates

5. Maximum Subarray

6. Plus One

7. Climbing Stairs

8. Binary Search Implementation

9. Single Number

10. Linked List Cycle Detection

11. Palindrome Linked List

12. Stack using Arrays

13. Queue using Arrays

14. Valid Anagram

15. Duplicate Number

16. Reverse Linked List

17. First Bad Version

18. Intersection of Two Arrays

19. Move Zeroes

20. Reverse String

21. First Unique Character in a String

22. Fizz Buzz

23. Majority Element

24. Valid Palindrome

25. Reverse Bits of an Integer

26. Count Set Bits

27. Min Stack

28. Path Sum

29. Pascal's Triangle

30. Best Time to Buy and Sell Stock

31. Valid Sudoku

32. Count and Say Sequence

33. Longest Common Prefix

34. First Occurrence of Substring

35. Binary Strings

36. Missing Number

37. All Disappeared Numbers

38. Roman to Integer

39. Sqrt(x) Function

40. Happy Number

41. Power of Three

42. Intersection of Two Linked Lists

43. Queue using Stacks

44. Stack using Queues

45. Balanced Binary Tree

46. Invert Binary Tree

47. Diameter of Binary Tree

48. Sorted Array to Binary Search Tree

49. Symmetric Tree

50. Merge Two Binary Trees