Cody

# Problems

1 – 50 of 3,705
 Problem Title Likes Solvers

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

Created by: Cody Team

Tags intro, math, easy

138

56867

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

Created by: Cody Team

Tags basic, basics, colon

90

42758

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

Created by: Cody Team

69

33427

#### Problem 8. Add two numbers

Created by: Cody Team

69

29795

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

Created by: Cody Team

90

23071

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

Created by: Cody Team

73

20980

#### Problem 167. Pizza!

Created by: the cyclist

Tags fun, pizza, good

228

19549

#### Problem 7. Column Removal

Created by: Cody Team

65

18873

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

64

18769

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

Created by: the cyclist

Tags easy, silly, fun

202

17185

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

Created by: Cody Team

38

15402

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

146

14929

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

Created by: Cody Team

39

12542

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

Created by: Cody Team

50

12067

#### Problem 12. Fibonacci sequence

Created by: Cody Team

58

11426

#### Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

41

10217

#### Problem 23. Finding Perfect Squares

Created by: Cody Team

54

9785

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

Created by: Dimitris Kaliakmanis

26

8715

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

Created by: Cody Team

49

7606

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

Created by: Cody Team

54

7466

Created by: Will

23

7426

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

Created by: Cody Team

Tags easy, matrices

28

7230

#### Problem 11. Back and Forth Rows

Created by: Cody Team

Tags matrices

48

6902

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

Created by: Cody Team

Tags 3n+1, sample

52

6884

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

Created by: Cody Team

Tags matrices

27

6443

#### Problem 20. Summing digits

Created by: Cody Team

Tags strings

22

5981

#### Problem 233. Reverse the vector

Created by: Vishwanathan Iyer

8

5529

#### Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

14

4910

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

Created by: Cody Team

17

4654

#### Problem 18. Bullseye Matrix

Created by: Cody Team

Tags matrices

67

4649

#### Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

46

4586

#### Problem 109. Check if sorted

Created by: AMITAVA BISWAS

12

4577

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

Created by: matlab.zyante.com

Tags easy, basics, salary

13

4477

#### Problem 2015. Length of the hypotenuse

Created by: Tanya Morton

10

4249

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

Created by: Cody Team

Tags search

13

4144

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

Created by: Pooja Lalan

7

4120

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

Created by: Cody Team

Tags vectors

16

3972

#### Problem 1702. Maximum value in a matrix

Created by: Gnaneswar Nadh satapathi

7

3596

#### Problem 94. Target sorting

Created by: Cody Team

Tags sorting, matlab

20

3589

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

Created by: Nichlas

13

3573

#### Problem 29. Nearest Numbers

Created by: Cody Team

27

3546

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

Created by: Pooja Lalan

4

3543

#### Problem 262. Swap the input arguments

Created by: Steve Eddins

10

3407

#### Problem 1545. Return area of square

Created by: Marek Kuklis

11

3379

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

Created by: the cyclist

39

3349

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

Created by: Cody Team

34

3225

#### Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

11

3186

#### Problem 174. Roll the Dice!

Created by: @bmtran (Bryant Tran)

13

3163

#### Problem 37. Pascal's Triangle

Created by: Cody Team

14

3157

#### Problem 105. How to find the position of an element in a vector without using the find function

Created by: Chelsea

Tags indexing, find

7

2962

1 – 50 of 3,705