Cody

# Joy Life

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1 – 50 of 63

#### Problem 44141. Determine whether the number is multiple of 3 or not

Created by: Limon

#### Problem 44155. Geometric Series

Created by: Matteo Raso

#### Problem 44144. Duration of a trip in minutes

Created by: Mehmet OZC

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

Created by: Dimitris Kaliakmanis

#### Problem 1049. Path of least resistance

Created by: Paul Peeling

#### Problem 43671. Words Count: A Cell Array Approach

Created by: Peng Liu

#### Problem 43670. Words Count: A String Array Approach

Created by: Peng Liu

#### Problem 43687. Change on Spiral Matrix

Created by: SANGWOO CHANG

#### Problem 43688. Increment up an input vector

Created by: SeWoong Lee

Tags vectors

#### Problem 43691. determine if

Created by: Iik Jae Park

Tags test, basics

#### Problem 43694. find the 'M'

Created by: Iik Jae Park

Tags test

#### Problem 43684. 0, 2, 0, -2, 0, 2, 0, -2, ...

Created by: Peng Liu

#### Problem 43668. Use a timetable to analyze a train timetable (Part 5)

Created by: Heather Gorr

#### Problem 43667. Use a timetable to analyze a train timetable (Part 4)

Created by: Heather Gorr

#### Problem 43651. create a square matrix

Created by: JAEHYUK WOO

Tags matrix

#### Problem 43653. Flipping a Matrix

Created by: JINWOO LEE

Tags matrix

#### Problem 43654. Replicate and Tile an Array

Created by: JINWOO LEE

Tags matrix

#### Problem 43655. Where is the number that you want to find?

Created by: Iik Jae Park

Tags indexing

#### Problem 43641. Find matrix of indices for multidimensional matrix.

Created by: Sophie

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

Created by: Cody Team

Created by: Will

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

Created by: the cyclist

Tags easy, silly, fun

#### Problem 43643. Create cotangent function out of sine.

Created by: Sophie

Tags sin, cotangent, cot

#### Problem 43277. Distance between Berlin and New York in km

Created by: Marc Jakobi

#### Problem 235. Project Euler: Problem 4, Palindromic numbers

Created by: Doug Hull

#### Problem 639. String substitution, sub problem to cryptoMath

Created by: Doug Hull

Tags ml101

#### Problem 602. Make a simplified barcode

Created by: Doug Hull

Tags ml101

#### Problem 111. Find matching parenthesis

Created by: Aleksey

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

Created by: Cody Team

#### Problem 4. Make a checkerboard matrix

Created by: Cody Team

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

Created by: Cody Team

#### Problem 7. Column Removal

Created by: Cody Team

#### Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

#### 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 1. Times 2 - START HERE

Created by: Cody Team

Tags intro, math, easy

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

Created by: Cody Team

Tags basic, basics, colon

#### Problem 173. Minefield Sonar

Created by: @bmtran (Bryant Tran)

#### Problem 541. Use of regexp

Created by: AMITAVA BISWAS

#### Problem 865. Add more zeros

Created by: Jean-Marie Sainthillier

Tags vector

#### Problem 43596. Find the sum of the negative elements under the main diagonal.

Created by: Sophie

Created by: Bert

#### Problem 43076. Return strings encapsulated by braces

Created by: Jakub Rysanek

#### Problem 43594. Find Adjacency Matrix

Created by: Sophie

#### Problem 43602. Convert array of decimal numbers into binary numbers array.

Created by: Andriy Kavetsky

#### Problem 43603. Convert array of decimal numbers into hexadecimal numbers array.

Created by: Andriy Kavetsky

Tags basics, array, hex

#### Problem 43041. Some tweaks in summation, Can you decode? :)

Created by: Jamil Kasan

#### Problem 43045. Display negative numbers

Created by: Abhishek Jain

1 – 50 of 63