Cody

# Gregory

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1 – 47 of 47

#### Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

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

Created by: Cody Team

Tags regexp, states

#### Problem 62. Elapsed Time

Created by: Cody Team

Tags time

#### Problem 63. Encode Roman Numerals

Created by: Cody Team

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

Created by: Cody Team

Tags primes

#### Problem 65. Word Counting and Indexing

Created by: Cody Team

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

Created by: Dimitris Kaliakmanis

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

Created by: Cody Team

#### Problem 20. Summing digits

Created by: Cody Team

Tags strings

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

Created by: Cody Team

Tags states, regexp

#### Problem 67. Find common elements in matrix rows

Created by: Cody Team

Tags matlab

#### Problem 68. Kaprekar Steps

Created by: Cody Team

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

Created by: Cody Team

Tags 3n+1, sample

#### Problem 69. Find the peak 3n+1 sequence value

Created by: Cody Team

Tags 3n+1

#### Problem 70. Alphabetize by last name

Created by: Cody Team

Tags regexp, sorting

#### Problem 71. Read a column of numbers and interpolate missing data

Created by: Cody Team

#### Problem 568. Number of 1s in a binary string

Created by: Srivardhini

Tags sum, binary

#### Problem 108. Given an unsigned integer x, find the largest y by rearranging the bits in x

Created by: AMITAVA BISWAS

Tags binary

#### Problem 72. Interpolator

Created by: Cody Team

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

Created by: Cody Team

Tags matrices

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

Created by: Cody Team

Tags easy, matrices

#### Problem 1193. Insert zeros into vector

Created by: Selvaraaju Murugesan

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

Created by: Cody Team

#### Problem 1192. Say something funny

Created by: Alfonso Nieto-Castanon

Tags funny

#### Problem 23. Finding Perfect Squares

Created by: Cody Team

#### Problem 359. Back to basics 14 - Keywords

Created by: Alan Chalker

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

Created by: Nichlas

#### Problem 1674. How many jokers?

Created by: AMITAVA BISWAS

Tags simple, easy

#### Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

Created by: Will

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

Created by: Cody Team

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

Created by: Cody Team

#### Problem 1529. Sum the numbers on the main diagonal

Created by: Tomasz Jakub

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

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

Created by: the cyclist

Tags fun, stupid, silly

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

Created by: Cody Team

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

#### Problem 7. Column Removal

Created by: Cody Team

#### Problem 322. Number of Circles in a Number

Created by: @bmtran (Bryant Tran)

#### Problem 167. Pizza!

Created by: the cyclist

Tags pizza, fun, good

#### Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

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

Created by: Cody Team

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

Created by: Cody Team

#### Problem 8. Add two numbers

Created by: Cody Team

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

Created by: Cody Team

#### 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

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

Created by: Cody Team

Tags intro, math, basics

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