Cody

# Problems

1 – 50 of 94
 Problem Title Likes Solvers

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

Created by: Cody Team

Tags intro, math, basics

110

34600

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

Created by: Cody Team

Tags basic, colon, x=1:10

76

28576

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

Created by: Cody Team

57

24839

#### Problem 8. Add two numbers

Created by: Cody Team

60

22412

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

Created by: Cody Team

84

16756

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

Created by: Cody Team

62

15750

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle

49

13756

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

Created by: Cody Team

33

11317

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

132

10407

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

Created by: Cody Team

32

9632

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

Created by: Cody Team

44

9016

#### Problem 12. Fibonacci sequence

Created by: Cody Team

52

8159

#### Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

36

7468

#### Problem 23. Finding Perfect Squares

Created by: Cody Team

38

7064

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

Created by: Cody Team

52

5875

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

Created by: Cody Team

Tags easy, matrices

24

5789

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

Created by: Cody Team

45

5509

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

Created by: Cody Team

Tags 3n+1, sample

49

5090

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

Created by: Cody Team

Tags matrices

26

5086

#### Problem 20. Summing digits

Created by: Cody Team

Tags strings

18

4741

#### Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

13

3802

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

Created by: Cody Team

14

3718

#### Problem 18. Bullseye Matrix

Created by: Cody Team

Tags matrices

58

3347

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

Created by: Cody Team

Tags search

12

3255

#### Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

43

3252

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

Created by: Cody Team

Tags vectors

14

3034

#### Problem 94. Target sorting

Created by: Cody Team

Tags matlab, sorting

20

2891

#### Problem 29. Nearest Numbers

Created by: Cody Team

23

2672

#### Problem 37. Pascal's Triangle

Created by: Cody Team

13

2469

#### Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

7

2464

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

Created by: Cody Team

27

2374

#### Problem 41. Cell joiner

Created by: Cody Team

Tags matlab, strings

10

2206

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

Created by: Cody Team

Tags matlab

5

1972

#### Problem 27. Pangrams!

Created by: Cody Team

Tags strings

20

1926

#### Problem 28. Counting Money

Created by: Cody Team

Tags regexp, strings

7

1897

#### Problem 34. Binary numbers

Created by: Cody Team

Tags matlab

17

1883

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

Created by: Cody Team

16

1753

#### Problem 73. Replace NaNs with the number that appears to its left in the row.

Created by: Cody Team

Tags matlab

11

1682

#### Problem 48. Making change

Created by: Cody Team

Tags money

10

1582

#### Problem 74. Balanced number

Created by: Cody Team

Tags matlab

14

1562

#### Problem 35. Quote Doubler

Created by: Cody Team

5

1515

#### Problem 76. De-dupe

Created by: Cody Team

Tags matlab

7

1493

#### Problem 62. Elapsed Time

Created by: Cody Team

Tags time

10

1379

#### Problem 40. Reverse Run-Length Encoder

Created by: Cody Team

Tags encoding

7

1292

#### Problem 72. Interpolator

Created by: Cody Team

8

1267

#### Problem 51. Find the two most distant points

Created by: Cody Team

Tags distance

4

1204

#### Problem 38. Return a list sorted by number of occurrences

Created by: Cody Team

6

1200

#### Problem 44. Trimming Spaces

Created by: Cody Team

5

1149

#### Problem 45. Make a Palindrome Number

Created by: Cody Team

Tags strings

10

1120

#### Problem 59. Pattern matching

Created by: Cody Team

Tags indexing

7

1088

1 – 50 of 94