Problems

1 – 50 of 256

Problem Title Likes Solvers

Problem 1702. Maximum value in a matrix

Created by: Gnaneswar Nadh satapathi

Tags matlab 101, matrix, basic matlab

3823

Problem 1107. Find max

Created by: Marco

Tags find, vector, matrix

1891

Problem 314. Find the sum of the elements in the "second" diagonal

Created by: Roy Fahn

Tags matrix, sum, basic matlab

1096

Problem 300. Remove NaN ?

Created by: Julio

Tags matrix, logical

764

Problem 719. Rotate a Matrix by 90 degrees

Created by: Reza Ahmadzadeh

Tags matrix, basic matlab, basics

723

Problem 625. Determine Whether an array is empty

Created by: Yudong Zhang

Tags matrix, basic matlab, basics

692

Problem 44415. Remove the first, third and fifth rows of a matrix

Created by: Shaul Salomon

Tags matrix, basics, 22105

583

Problem 307. First non-zero element in each column

Created by: Julio

Tags matrix, poor_test_suite

583

Problem 180. Omit columns averages from a matrix

Created by: Roy Fahn

Tags columns, matrix

556

Problem 42320. Write a function man that takes a row vector v and returns a matrix H as follows..

Created by: Manish Joshi

Tags easy, square, matrix

463

Problem 943. "mirror" matrix

Created by: Grzegorz Knor

Tags matrix manipulation, matrix

408

Problem 1229. Determine the number of odd integers in a vector

Created by: Jeremy

Tags matlab, vector, matrix

407

Problem 2353. Sum of the Matrix Elements

Created by: RA

Tags matrix, basic matlab, addition

338

Problem 924. intersection of matrices

Created by: Richard

Tags matrix, poor_problem_statement

336

Problem 2287. Find the dimensions of a matrix

Created by: Debopam

Tags columns, matrix, basic matlab

327

Problem 1258. Create matrix of replicated elements

Created by: Jeremy

Tags easy, matlab, matrix

317

Problem 2285. Reverse a matrix

Created by: Debopam

Tags matrix, basic matlab, reversal

313

Problem 2558. Find out sum of all elements of given Matrix

Created by: Pritesh Shah

Tags matrix, basic matlab

309

Problem 792. Set some matrix elements to zero

Created by: Aurelien Queffurust

Tags indexing, matrix

300

Problem 42458. Determine the mean of matrix

Created by: Pritesh Shah

Tags matrix

294

Problem 1050. Basics: 'Find the eigenvalues of given matrix

Created by: Harish Maradana

Tags matrix, poor_test_suite

290

Problem 1053. Create a Multiplication table matrix...

Created by: Pranav

Tags matrix, table

275

Problem 42892. Transpose of matrix

Created by: Pritesh Shah

Tags matrix, meaningless problem

267

Problem 42876. Rotate Matrix @180 degree

Created by: Pritesh Shah

Tags matrix manipulation, matrix

264

Problem 858. Permute diagonal and antidiagonal

Created by: Jean-Marie Sainthillier

Tags matrix, diag

252

Problem 2241. Compare two input matrices

Created by: Dimitrios

Tags easy, matrix, basic matlab

248

Problem 389. Column norms of a matrix

Created by: Federico

Tags linear algebra, matrix, norm

241

Problem 1227. Generate a random matrix A of (1,-1)

Created by: Alex P.

Tags random, matrix, +-1

218

Problem 762. Matrix which contains the values of an other matrix A at the given locations.

Created by: Julio

Tags vectors, matrix

199

Problem 1762. Create incrementing array

Created by: Ashutosh datar

Tags matrix, exponential, array

198

Problem 885. Create logical matrix with a specific row and column sums

Created by: Amro

Tags matrix, logical, sum

197

Problem 44656. Draw a 'N'!

Created by: Majid Farzaneh

Tags matrix, draw, n

192

Problem 42640. Back to Basics - Find no. of elements in a matrix?

Created by: Manish Joshi

Tags easy, matrix, basic matlab

192

Problem 1430. Create an n-by-n null matrix and fill with ones certain positions

Created by: Daniel Pereira

Tags indexing, matrix, sparse

187

Problem 44680. Draw 'F'

Created by: Majid Farzaneh

Tags matrix, f, draw

186

Problem 2240. Sum the 'edge' values of a matrix

Created by: Dimitrios

Tags easy, matrix, sum

184

Problem 44681. Draw 'H'

Created by: Majid Farzaneh

Tags matrix, draw, h

179

Problem 1158. Sum the elements in either diagonal of a square matrix

Created by: Tom Holz

Tags matrix, basic matlab, diagonal

174

Problem 44889. Given a matrix A return a vector of the product of the elements in each column using a loop without using prod.

Created by: Yoav Shallev

Tags matrix, basics

171

Problem 44673. Draw 'D'.

Created by: Majid Farzaneh

Tags matrix, d, draw

171

Problem 44672. Draw 'C'.

Created by: Majid Farzaneh

Tags matrix, c, draw

170

Problem 2519. Find out total non zero element of matrix

Created by: Pritesh Shah

Tags matrix, basic matlab

169

Problem 1429. Remove entire row and column in the matrix containing the input values

Created by: Selvaraaju Murugesan

Tags matrix, basic matlab

167

Problem 761. Create a matrix X, where each column is a shifted copy of the vector v

Created by: Julio

Tags matrix

161

Problem 44652. Draw a 'X'!

Created by: Majid Farzaneh

Tags basic, matrix, x

158

Problem 2145. Find the index of n in magic(n)

Created by: Koteswar Rao Jerripothula

Tags magic, matrix

155

Problem 42691. Matrix of almost all zeros, except for main diagonal

Created by: AM

Tags matrix, zeros

154

Problem 44686. Draw 'J'

Created by: Majid Farzaneh

Tags matrix, character, j

153

Problem 774. Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4

Created by: Julio

Tags matrix, poor_test_suite

151

Problem 44685. Draw 'B'

Created by: Majid Farzaneh

Tags basic, matrix, character

149

1 – 50 of 256

Trial software

Problem Groups $(function () { $('[data-toggle="popover"]').popover() })

Problems

Problem Groups