Cody

# Problems

1 – 50 of 3,825
 Problem Title Likes Solvers

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

Created by: Cody Team

Tags intro, math, easy

150

60113

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

Created by: Cody Team

Tags basic, basics, colon

91

43626

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

Created by: Cody Team

70

34273

#### Problem 8. Add two numbers

Created by: Cody Team

74

30556

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

Created by: Cody Team

91

23391

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

Created by: Cody Team

76

21581

#### Problem 167. Pizza!

Created by: the cyclist

Tags fun, pizza, good

230

19781

#### Problem 7. Column Removal

Created by: Cody Team

65

19287

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

65

19259

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

Created by: the cyclist

Tags easy, silly, fun

209

17370

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

Created by: Cody Team

41

15637

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

146

15184

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

Created by: Cody Team

43

12927

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

Created by: Cody Team

52

12486

#### Problem 12. Fibonacci sequence

Created by: Cody Team

58

11673

#### Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

45

10578

#### Problem 23. Finding Perfect Squares

Created by: Cody Team

56

10238

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

Created by: Dimitris Kaliakmanis

27

9011

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

Created by: Cody Team

50

7794

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

Created by: Cody Team

54

7647

Created by: Will

23

7520

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

Created by: Cody Team

Tags easy, matrices

29

7424

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

Created by: Cody Team

Tags 3n+1, sample

53

7070

#### Problem 11. Back and Forth Rows

Created by: Cody Team

Tags matrices

48

7038

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

Created by: Cody Team

Tags matrices

27

6616

#### Problem 20. Summing digits

Created by: Cody Team

Tags strings

22

6150

#### Problem 233. Reverse the vector

Created by: Vishwanathan Iyer

8

5833

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

Created by: Pooja Lalan

13

5607

#### Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

15

5069

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

Created by: Pooja Lalan

9

4808

#### Problem 18. Bullseye Matrix

Created by: Cody Team

Tags matrices

69

4805

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

Created by: Cody Team

17

4782

#### Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

47

4728

#### Problem 109. Check if sorted

Created by: AMITAVA BISWAS

12

4649

#### Problem 2015. Length of the hypotenuse

Created by: Tanya Morton

10

4605

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

Created by: matlab.zyante.com

Tags easy, basics, salary

13

4536

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

Created by: Cody Team

Tags search

13

4299

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

Created by: Cody Team

Tags vectors

18

4117

7

4053

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

Created by: Nichlas

13

3862

#### Problem 1545. Return area of square

Created by: Marek Kuklis

12

3831

#### Problem 94. Target sorting

Created by: Cody Team

Tags sorting, matlab

21

3715

#### Problem 29. Nearest Numbers

Created by: Cody Team

27

3680

#### Problem 262. Swap the input arguments

Created by: Steve Eddins

10

3661

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

Created by: Pooja Lalan

10

3427

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

Created by: Cody Team

35

3416

#### Problem 174. Roll the Dice!

Created by: @bmtran (Bryant Tran)

13

3399

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

Created by: the cyclist

39

3377

#### Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

12

3304

#### Problem 37. Pascal's Triangle

Created by: Cody Team

14

3282

1 – 50 of 3,825