Cody

# Problems

1 – 50 of 3,866
 Problem Title Likes Solvers

#### Problem 1. Times 2 - START HERE

Created by: Cody Team

Tags intro, math, easy

161

62470

#### Problem 2. Make the vector [1 2 3 4 5 6 7 8 9 10]

Created by: Cody Team

Tags basic, basics, colon

96

44222

#### Problem 3. Find the sum of all the numbers of the input vector

Created by: Cody Team

76

34875

#### Problem 8. Add two numbers

Created by: Cody Team

77

31026

#### Problem 26. Determine if input is odd

Created by: Cody Team

91

23539

#### Problem 6. Select every other element of a vector

Created by: Cody Team

79

21882

#### Problem 167. Pizza!

Created by: the cyclist

Tags fun, pizza, good

231

19985

#### Problem 7. Column Removal

Created by: Cody Team

70

19493

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

69

19473

#### Problem 149. Is my wife right?

Created by: the cyclist

Tags easy, silly, fun

213

17463

#### Problem 17. Find all elements less than 0 or greater than 10 and replace them with NaN

Created by: Cody Team

42

15725

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

147

15298

#### Problem 19. Swap the first and last columns

Created by: Cody Team

46

13088

#### Problem 10. Determine whether a vector is monotonically increasing

Created by: Cody Team

54

12751

#### Problem 12. Fibonacci sequence

Created by: Cody Team

59

11781

#### Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

47

10718

#### Problem 23. Finding Perfect Squares

Created by: Cody Team

58

10431

#### Problem 189. Sum all integers from 1 to 2^n

Created by: Dimitris Kaliakmanis

27

9160

#### Problem 9. Who Has the Most Change?

Created by: Cody Team

52

7886

#### Problem 25. Remove any row in which a NaN appears

Created by: Cody Team

54

7688

Created by: Will

24

7545

#### Problem 14. Find the numeric mean of the prime numbers in a matrix.

Created by: Cody Team

Tags easy, matrices

31

7472

#### Problem 21. Return the 3n+1 sequence for n

Created by: Cody Team

Tags 3n+1, sample

53

7107

#### Problem 11. Back and Forth Rows

Created by: Cody Team

Tags matrices

48

7069

#### Problem 32. Most nonzero elements in row

Created by: Cody Team

Tags matrices

27

6654

#### Problem 44943. Calculate Amount of Cake Frosting

Created by: Pooja Lalan

19

6579

#### Problem 20. Summing digits

Created by: Cody Team

Tags strings

23

6191

#### Problem 233. Reverse the vector

Created by: Vishwanathan Iyer

10

5997

#### Problem 44944. Convert from Fahrenheit to Celsius

Created by: Pooja Lalan

12

5645

#### Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

15

5093

#### Problem 18. Bullseye Matrix

Created by: Cody Team

Tags matrices

70

4831

#### Problem 2015. Length of the hypotenuse

Created by: Tanya Morton

11

4801

#### Problem 30. Sort a list of complex numbers based on far they are from the origin.

Created by: Cody Team

17

4799

#### Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

47

4754

#### Problem 109. Check if sorted

Created by: AMITAVA BISWAS

13

4659

#### Problem 1658. Simple equation: Annual salary

Created by: matlab.zyante.com

Tags easy, basics, salary

13

4559

8

4404

#### Problem 39. Which values occur exactly three times?

Created by: Cody Team

Tags search

14

4320

#### Problem 16. Return the largest number that is adjacent to a zero

Created by: Cody Team

Tags vectors

18

4139

#### Problem 1545. Return area of square

Created by: Marek Kuklis

12

4089

#### Problem 838. Check if number exists in vector

Created by: Nichlas

14

4074

#### Problem 44947. Find the Oldest Person in a Room

Created by: Pooja Lalan

11

4038

#### Problem 262. Swap the input arguments

Created by: Steve Eddins

12

3796

#### Problem 94. Target sorting

Created by: Cody Team

Tags sorting, matlab

21

3728

#### Problem 29. Nearest Numbers

Created by: Cody Team

27

3692

#### Problem 174. Roll the Dice!

Created by: @bmtran (Bryant Tran)

14

3523

#### Problem 15. Find the longest sequence of 1's in a binary sequence.

Created by: Cody Team

35

3459

#### Problem 157. The Hitchhiker's Guide to MATLAB

Created by: the cyclist

40

3387

#### Problem 247. Arrange Vector in descending order

Created by: Vishwanathan Iyer

7

3349

#### Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

13

3322

1 – 50 of 3,866