Problems

1 – 50 of 78

Problem Title Likes Solvers

Problem 6. Select every other element of a vector

Created by: Cody Team

Tags vectors, matlab 101, indexing

106

20908

Problem 9. Who Has the Most Change?

Created by: Cody Team

Tags indexing, notice the rignt sequence of money!, poor description

6779

Problem 44947. Find the Oldest Person in a Room

Created by: Pooja Lalan

Tags indexing, function

5723

Problem 649. Return the first and last characters of a character array

Created by: @bmtran (Bryant Tran)

Tags matlab 101, indexing, basic matlab

3695

Problem 645. Getting the indices from a vector

Created by: Doug Hull

Tags indexing, basic matlab, ml101

3460

Problem 44945. Calculate BMI

Created by: Pooja Lalan

Tags indexing, matrix manipulation

2922

Problem 44949. Find the Best Hotels

Created by: Pooja Lalan

Tags indexing, logical

2487

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

Created by: Chelsea

Tags indexing, find

2482

Problem 44958. Crop an Image

Created by: Pooja Lalan

Tags indexing, matrix manipulation, image

2265

Problem 44952. Find MPG of Lightest Cars

Created by: Pooja Lalan

Tags indexing, sorting, table

2024

Problem 44960. Rescale Scores

Created by: Pooja Lalan

Tags indexing, matrix manipulation, modify matrix

2012

Problem 59. Pattern matching

Created by: Cody Team

Tags indexing

1612

Problem 50. QWERTY coordinates

Created by: Cody Team

Tags indexing

1276

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

Created by: Aurelien Queffurust

Tags indexing, logical, logical indexing

958

Problem 867. Replicate elements in vectors

Created by: Jean-Marie Sainthillier

Tags vectors, indexing, basic matlab

869

Problem 640. Getting logical indexes

Created by: Doug Hull

Tags indexing, logical indexing, ml101

760

Problem 589. Matrix indexing with two vectors of indices

Created by: Nicholas Howe

Tags basic, matlab 101, indexing

492

Problem 1786. Create an index-powered vector

Created by: Swapnali Gujar

Tags indexing, power, vector power

373

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

Created by: Freddy

Tags indexing, colon operator, basic matlab

325

Problem 792. Set some matrix elements to zero

Created by: Aurelien Queffurust

Tags indexing, matrix

294

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

Created by: Daniel Pereira

Tags indexing, matrix, sparse

281

Problem 1835. Matrix to column conversion

Created by: Swapnali Gujar

Tags indexing, matrix manipulation, basic matlab

276

Problem 1699. Find last zero for each column

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation

250

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

Created by: Doug Hull

Tags indexing, basics, ml101

244

Problem 43144. BASICS - sum part of vector

Created by: Jakub Mrowka

Tags basic, easy, indexing

242

Problem 647. Getting the absolute index from a matrix

Created by: Doug Hull

Tags indexing, ml101

213

Problem 875. Return a list sorted by number of consecutive occurrences

Created by: Jean-Marie Sainthillier

Tags vectors, indexing

177

Problem 972. Set a diagonal

Created by: Nicholas Howe

Tags indexing, diagonals

154

Problem 1203. Reference Index Number

Created by: Nicholas Howe

Tags indexing

139

Problem 375. N-Dimensional Array Slice

Created by: @bmtran (Bryant Tran)

Tags indexing

135

Problem 3107. Try and Catch Simple Example

Created by: Pritesh Shah

Tags indexing, matlab, basic matlab

109

Problem 1671. Generate the Matrix!

Created by: JeremyR

Tags easy, matrices, indexing

105

Problem 1986. Another colon problem

Created by: Jan Orwat

Tags basic, indexing, colon

103

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 1951. Better Index Number

Created by: Shaun VanWeelden

Tags indexing, index, save

Problem 42679. Can you reshape the matrix?

Created by: kunal

Tags indexing, There is no spoon

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

Created by: Brian

Tags indexing, matrix, basics

Problem 45758. Mo money, mo math 1! (★★★)

Created by: Anirban Pal

Tags indexing, matrix

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

Created by: Saurabh Harsh

Tags indexing

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

Created by: Iik Jae Park

Tags indexing

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

Created by: Swapnali Gujar

Tags indexing, sorting, vector elements

Problem 42982. Select every other element of a matrix

Created by: Edgar Guevara

Tags indexing

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 44500. Find the starting index of a consecutive condition

Created by: Shaul Salomon

Tags vectors, indexing

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

Created by: Matthew Eicholtz

Tags indexing, strings, matrix manipulation

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

Created by: Ted

Tags indexing, duplicating vectors

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

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation, image processing

1 – 50 of 78

Trial software

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

Problems

Problem Groups