Problems

1 – 50 of 80

Problem Title Likes Solvers Difficulty

Problem 2092. Find offset of an element of a multi dimensional matrix

Created by: Swapnali Gujar

Tags indexing, offset, multi dimensional matrix

Problem 42678. For a given linear index as input for n sized square matrix, find corresponding row and column.

Created by: kunal

Tags indexing

Problem 47118. find the index of a number

Created by: KATTA PRATYUSHA

Tags indexing, numbers

Problem 44326. Replace 0 indices in array with 1's

Created by: Brian

Tags indexing, matrix, basics

Problem 1986. Another colon problem

Created by: Jan Orwat

Tags basic, indexing, colon

121

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

Created by: Iik Jae Park

Tags indexing

Problem 1368. Create an 8-color version of an image

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation, image processing

Problem 42679. Can you reshape the matrix?

Created by: kunal

Tags indexing, There is no spoon

Problem 2121. Find offset of given matrix element from first matrix element

Created by: Swapnali Gujar

Tags indexing, basic matlab, offset

Problem 1991. Find the index of nth maximum of a row vector of real numbers

Created by: Pavan Toraty

Tags indexing

Problem 42675. Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.

Created by: kunal

Tags indexing

Problem 54705. Draw a Diamond shape in ones Matrix with '0' s

Created by: Mainul Islam

Tags indexing, matrix manipulation, simple

Problem 1786. Create an index-powered vector

Created by: Swapnali Gujar

Tags indexing, power, vector power

511

Problem 44242. Replace Nan!

Created by: Noriko Hounoki

Tags indexing, basic matlab, nan

Problem 1741. Numeric array to cell array of strings (easy)

Created by: Matthew Eicholtz

Tags indexing, strings, matrix manipulation

Problem 43682. Pairwise column flip

Created by: Alexander

Tags indexing, matrix manipulation, vectorization

Problem 1835. Matrix to column conversion

Created by: Swapnali Gujar

Tags indexing, matrix manipulation, basic matlab

301

Problem 45485. Count the non-zero elements along the diagonals that are immediately next to the main diagonal

Created by: Syed Shahed

Tags indexing, basics

Problem 47508. Convert sorting indices to ranks

Created by: 埃博拉酱

Tags indexing, sorting, sort

Problem 43144. BASICS - sum part of vector

Created by: Jakub Mrowka

Tags basic, easy, indexing

272

Problem 45472. Find the sum of all integers in a given matrix

Created by: Jyothsna Chintala

Tags indexing

Problem 1951. Better Index Number

Created by: Shaun VanWeelden

Tags indexing, index, save

Problem 646. Getting the row and column location from a matrix

Created by: Doug Hull

Tags indexing, basics, ml101

256

Problem 960. Cell Source Index

Created by: Nicholas Howe

Tags indexing, cells

Problem 105. How to find the position of an element in a vector without using the find function

Created by: Chelsea

Tags indexing, find

2575

Problem 647. Getting the absolute index from a matrix

Created by: Doug Hull

Tags indexing, ml101

223

Problem 42648. Place numbers

Created by: Abdullah Caliskan

Tags indexing, matrix

Problem 1844. Create a v-notch vector without "sort" function

Created by: Swapnali Gujar

Tags indexing, sorting, vector elements

Problem 43607. Logical array indexing - part 1

Created by: Chaya N

Tags indexing, matrix manipulation, logical indexing

Problem 3107. Try and Catch Simple Example

Created by: Pritesh Shah

Tags indexing, matlab, basic matlab

114

Problem 42982. Select every other element of a matrix

Created by: Edgar Guevara

Tags indexing

Problem 1671. Generate the Matrix!

Created by: JeremyR

Tags easy, matrices, indexing

112

Problem 2012. Tony's trick for duplicating an mx1 vector n times

Created by: Ted

Tags indexing, duplicating vectors

Problem 53950. Time reverse indices

Created by: Richard Allred

Tags indexing

Problem 51740. Find all the indices when a value repetition occurs

Created by: Armando Longobardi

Tags indexing, vector

Problem 640. Getting logical indexes

Created by: Doug Hull

Tags indexing, logical indexing, ml101

925

Problem 44797. Cannibal eating odd and even numbered men

Created by: PE

Tags indexing

Problem 824. Set the array elements whose value is 13 to 0

Created by: Aurelien Queffurust

Tags indexing, logical, logical indexing

1183

Problem 3108. Don't Try, give up and return NaN.

Created by: Jan Orwat

Tags indexing, basic matlab, nan

Problem 1911. Find the index of the first occurrence of a value in a matrix

Created by: Saurabh Harsh

Tags indexing

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

Created by: Daniel Pereira

Tags indexing, matrix, sparse

456

Problem 867. Replicate elements in vectors

Created by: Jean-Marie Sainthillier

Tags vectors, indexing, basic matlab

1008

595

Problem 45197. find subscripts from linear index

Created by: Asif Newaz

Tags indexing

Problem 818. Change a specific color in an image

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation, image processing

Problem 555. "Low : High - Low : High - Turn around " -- Create a subindices vector

Created by: Freddy

Tags indexing, colon operator, basic matlab

420

Problem 45483. Where do the maximum number belongs within a 3-D matrix?

Created by: Syed Shahed

Tags indexing, basics, 3-d matrix

Problem 6. Select every other element of a vector

Created by: Cody Team

Tags vectors, matlab 101, indexing

150

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