Cody

# Problems

1 – 50 of 71
 Problem Title Likes Solvers Difficulty

#### Problem 8. Add two numbers

Created by: Cody Team

168

31924

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

Created by: Cody Team

Tags basic, test, basics

162

39938

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

Created by: Cody Team

Tags intro, math, easy

593

68101

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

Created by: Cody Team

167

36781

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

102

20402

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

Created by: Cody Team

109

20659

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

Created by: Cody Team

136

23959

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

Created by: Cody Team

58

13982

#### Problem 76. De-dupe

Created by: Cody Team

Tags matlab

10

2118

#### Problem 35. Quote Doubler

Created by: Cody Team

8

2134

#### Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

80

11904

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

Created by: Cody Team

Tags easy, matrices

40

7480

#### Problem 41. Cell joiner

Created by: Cody Team

Tags strings, matlab

27

3903

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

Created by: Cody Team

22

4717

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

Created by: Cody Team

78

14759

#### Problem 12. Fibonacci sequence

Created by: Cody Team

89

10913

#### Problem 20. Summing digits

Created by: Cody Team

Tags strings, sum

32

6341

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

Created by: Cody Team

Tags matrices

34

6312

#### Problem 72. Interpolator

Created by: Cody Team

28

2645

#### Problem 62. Elapsed Time

Created by: Cody Team

Tags time

13

2074

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

Created by: Cody Team

Tags 3n+1, sample

71

6822

#### Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

22

5082

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

Created by: Cody Team

69

7469

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

Created by: Cody Team

96

14388

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

Created by: Cody Team

67

7410

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

177

13631

#### Problem 66. Find the two-word state names

Created by: Cody Team

Tags regexp, states

3

911

#### Problem 44. Trimming Spaces

Created by: Cody Team

8

1696

#### Problem 42. Find the alphabetic word product

Created by: Cody Team

Tags matlab

9

2597

#### Problem 94. Target sorting

Created by: Cody Team

Tags sorting, matlab

25

3706

#### Problem 57. Summing Digits within Text

Created by: Cody Team

Tags strings

9

1660

#### Problem 46. Which doors are open?

Created by: Cody Team

23

2490

#### Problem 77. Clean the List of Names

Created by: Cody Team

Tags strings

2

1076

#### Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

54

4419

#### Problem 37. Pascal's Triangle

Created by: Cody Team

20

3328

#### Problem 74. Balanced number

Created by: Cody Team

Tags matlab

18

2202

#### Problem 27. Pangrams!

Created by: Cody Team

Tags strings

29

2877

#### Problem 23. Finding Perfect Squares

Created by: Cody Team

Tags sets

112

12350

#### Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

20

3411

#### Problem 64. The Goldbach Conjecture, Part 2

Created by: Cody Team

Tags primes

15

1616

#### Problem 47. Extract leading non-zero digit

Created by: Cody Team

4

1453

#### Problem 45. Make a Palindrome Number

Created by: Cody Team

Tags strings

18

1670

#### Problem 54. Maximum running product for a string of numbers

Created by: Cody Team

5

1418

#### Problem 48. Making change

Created by: Cody Team

Tags money, subs

14

2586

#### Problem 31. Remove all the words that end with "ain"

Created by: Cody Team

16

1561

#### Problem 92. Find state names that start with the letter N

Created by: Cody Team

Tags regexp, states

3

864

#### Problem 34. Binary numbers

Created by: Cody Team

Tags matlab

35

3060

#### Problem 61. Find state names that end with the letter A

Created by: Cody Team

Tags regexp, states

7

882

#### Problem 29. Nearest Numbers

Created by: Cody Team

36

3622

#### Problem 18. Bullseye Matrix

Created by: Cody Team

Tags matrices

87

4691

1 – 50 of 71