Problem Groups

The Community group contains problems contributed by Cody players. The Cody Challenge group contains problems created by the Cody administrator.

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Community

Problems submitted by members of the MATLAB Central community.

187Solvers

Sum of diagonal of a square matrix

Created by Sunu

Tags

basic matlab

Problem Group

Community
171Solvers

Back to basics 8 - Matrix Diagonals

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
170Solvers

Solve the Sudoku Row

Created by @bmtran

Tags

sudoku, solve, logic

Problem Group

Community
167Solvers

Back to basics 11 - Max Integer

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
161Solvers

First N Perfect Squares

Created by @bmtran

Tags

natural numbers, perfect squares, increment, integers, math

Problem Group

Community
156Solvers

Back to basics 22 - Rotate a matrix

Created by Alan Chalker

Tags

matrices

Problem Group

Community
154Solvers

Increment a number, given its digits

Created by the cyclist

Tags

digit increment

Problem Group

Community
151Solvers

remove DC

Created by Amitava Biswas

Tags

acdc

Problem Group

Community
150Solvers

Remove NaN ?

Created by Julio

Tags

logical, matrix

Problem Group

Community
139Solvers

All your base are belong to us

Created by the cyclist

Tags

logarithm base

Problem Group

Community
132Solvers

Number of 1s in the Binary Representation of a Number

Created by @bmtran

Tags

base, count, binary

Problem Group

Community
130Solvers

Project Euler: Problem 10, Sum of Primes

Created by Doug Hull

Tags

projecteuler

Problem Group

Community
126Solvers

Back to basics 10 - Max Float

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
124Solvers

Back to basics 1 - Saving

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
124Solvers

So many choices

Created by the cyclist

Tags

choose

Problem Group

Community
123Solvers

Back to basics 12 - Input Arguments

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
120Solvers

Get the length of a given vector

Created by Yudong Zhang

Tags

basicic matlab, length, vector

Problem Group

Community
118Solvers

give nth decimal place of pi

Created by Amitava Biswas

Tags

pi

Problem Group

Community
114Solvers

Convert a vector into a number

Created by Doug Hull

Tags

ml101

Problem Group

Community
113Solvers

Count from 0 to N^M in base N.

Created by Chris

Tags

odd bases, counting

Problem Group

Community
111Solvers

Back to basics 9 - Indexed References

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
111Solvers

pressure to dB?

Created by Amitava Biswas

Tags

decibel

Problem Group

Community
110Solvers

Back to basics 14 - Keywords

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
110Solvers

Back to basics 23 - Triangular matrix

Created by Alan Chalker

Tags

matrices

Problem Group

Community
109Solvers

Back to basics 21 - Matrix replicating

Created by Alan Chalker

Tags

matrices

Problem Group

Community
107Solvers

Who knows the last digit of pi?

Created by Bart

Tags

cody meets chuck norris

Problem Group

Community
106Solvers

Determine Whether an array is empty

Created by Yudong Zhang

Tags

determine, empty, matrix

Problem Group

Community
105Solvers

Back to basics 7 - Equal NaNs

Created by Alan Chalker

Tags

basic matlab

Problem Group

Community
105Solvers

Number of 1s in a binary string

Created by Srivardhini

Tags

sum, binary

Problem Group

Community
102Solvers

Filter AC, pass DC

Created by Amitava Biswas

Tags

acdc

Problem Group

Community
100Solvers

Compute a dot product of two vectors x and y

Created by Evgeny

Tags

linear algebra

Problem Group

Community
99Solvers

2 b | ~ 2 b

Created by Alan Chalker

Tags

strings

Problem Group

Community
99Solvers

Rotate a Matrix by 90 degrees

Created by Reza Ahmadzadeh

Tags

matrix

Problem Group

Community
96Solvers

Number of Horns on a unicorn!

Created by Patrick Schuster

Tags

unicorn, fun

Problem Group

Community
95Solvers

Multiply a column by a row

Created by Amitava Biswas

Tags

matrix; multiply

Problem Group

Community
95Solvers

Rotate a Matrix

Created by Yudong Zhang

Tags

rotation, function

Problem Group

Community
95Solvers

Magic!

Created by the cyclist

Tags

magic

Problem Group

Community
93Solvers

Back to basics 20 - singleton dimensions

Created by Alan Chalker

Tags

dimensions

Problem Group

Community
93Solvers

Find the largest value in the 3D matrix

Created by Bruce Raine

Tags

3d

Problem Group

Community
92Solvers

Whether the input is vector?

Created by Sangeeta

Tags

vector

Problem Group

Community
92Solvers

Project Euler: Problem 7, Nth prime

Created by Doug Hull

Tags

primes, projecteuler

Problem Group

Community
91Solvers

Back to basics 17 - white space

Created by Alan Chalker

Tags

white spaces

Problem Group

Community
90Solvers

Lose control

Created by Amitava Biswas

Tags

string

Problem Group

Community
89Solvers

Distance walked 3D

Created by Amitava Biswas

Tags

walk

Problem Group

Community
89Solvers

sorting

Created by Yvan Lengwiler

Tags

sorting

Problem Group

Community
88Solvers

Check if number exists in vector

Created by Nichlas

Tags

vectors

Problem Group

Community
88Solvers

Check to see if a Sudoku Puzzle is Solved

Created by @bmtran

Tags

sudoku, solve, logic

Problem Group

Community