Problems

101 – 150 of 166
Problem Title
Likes
Solvers
Difficulty

Problem 818. Change a specific color in an image

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation, image processing

3

72

Problem 44430. remove every row&col for every nan

Created by: jean claude

Tags matrix manipulation, nan

1

102

Problem 2587. Find indices of diagonal elements

Created by: Jean-Marie Sainthillier

Tags matrix manipulation, diag, spdiags

2

65

Problem 1961. Finding neighbors of [-1:1] in a matrix....

Created by: Chris E.

Tags matrix manipulation

2

75

Problem 45420. Abelian Sandpile - 01

Created by: Asif Newaz

Tags easy, matrix manipulation, matrix

1

15

Problem 56180. Boustrophedon

Created by: Ben Placek

Tags matrix manipulation

1

103

Problem 1853. Enlarge array

Created by: Matthew Eicholtz

Tags matrix manipulation

5

249

Problem 43966. Matrix to 3-Column Matrix

Created by: Abdullah Caliskan

Tags matrix manipulation, matrix, basic matlab

1

51

Problem 42858. Block average ignoring NaN values

Created by: Peng Liu

Tags matrix manipulation, nan, block average

2

37

Problem 45172. Cross ("+") flag returns

Created by: Kiran Ramsaroop

Tags matrices, matrix manipulation, matrix

0

17

Problem 42761. Fill the matrix - 1

Created by: Mehmet OZC

Tags matrix manipulation, matrix

3

60

Problem 44950. Calculate Inner Product

Created by: Pooja Lalan

Tags matrix manipulation, logic

45

6948

Problem 42635. Maximum of each diagonal

Created by: Matthew Eicholtz

Tags matrix manipulation, diagonal, max

3

60

Problem 45842. Swap the first and last columns (★★)

Created by: Anirban Pal

Tags matrix manipulation

0

114

Problem 2592. LocateMembership | Membership of Matrix in another matrix

Created by: Vishal

Tags matrix manipulation

3

22

Problem 2648. Ulam spiral 2: The revenge

Created by: Giuseppe Cardillo

Tags indexing, matrix manipulation, plot

2

24

Problem 840. SET (the card game)

Created by: Matthew Eicholtz

Tags matrix manipulation, games

3

50

Problem 794. Matrix with different incremental runs

Created by: Aurelien Queffurust

Tags matrix manipulation, increment

4

492

Problem 1699. Find last zero for each column

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation

10

523

Problem 2456. remove single elements

Created by: rifat

Tags matrix manipulation, unique

1

100

Problem 45815. Fill a zeros matrix (★★★★★)

Created by: Anirban Pal

Tags matrix manipulation

1

35

Problem 56060. Sub-Diagonal Sum

Created by: Dyuman Joshi

Tags matrix manipulation, matrix, MATLAB Answers

1

8

Problem 1748. Ripping numbers apart!

Created by: Chris E.

Tags matrix manipulation, string manipulation

3

103

Problem 798. Rotate input square matrix 90 degrees CCW without rot90

Created by: Christopher

Tags matrix manipulation

5

604

Problem 42634. Minimum of each diagonal

Created by: Matthew Eicholtz

Tags matrix manipulation, diagonal, min

2

59

Problem 44945. Calculate BMI

Created by: Pooja Lalan

Tags indexing, matrix manipulation

68

8849

Problem 42705. Is It a Snake?

Created by: Ned Gulley

Tags matrix manipulation, badger badger badger badger

4

43

Problem 780. Give a matrix that matches itself when rotated

Created by: Ned Gulley

Tags matrix manipulation

2

13

Problem 42856. Block average

Created by: Peng Liu

Tags average, matrix manipulation, block

4

42

Problem 1840. Rotate Matrix Clockwise (45 Degree)

Created by: Ashish

Tags easy, matrix manipulation

0

37

Problem 45405. ZigZag - 05

Created by: Asif Newaz

Tags basic, easy, matrix manipulation

1

18

Problem 45216. Rotate a matrix without using rot90

Created by: Asif Newaz

Tags matrix manipulation, rot90

1

18

Problem 51216. Apply mirrored edges to a matrix

Created by: Riccardo Consolo

Tags matrix manipulation, matrix

0

4

Problem 44958. Crop an Image

Created by: Pooja Lalan

Tags indexing, matrix manipulation, image

116

7022

Problem 44960. Rescale Scores

Created by: Pooja Lalan

Tags indexing, matrix manipulation, modify matrix

51

5964

Problem 1972. Convert matrix to 3D array of triangular matrices

Created by: Matthew Eicholtz

Tags matlab, matrix manipulation, logical indexing

3

105

Problem 1841. Rotate Matrix Both Direction (45 Degree)

Created by: Ashish

Tags easy, matrix manipulation

2

31

Problem 2405. The Number of Ways

Created by: Abdullah Caliskan

Tags matrix manipulation

1

37

Problem 45401. ZigZag - 02

Created by: Asif Newaz

Tags matrix manipulation, zigzag

1

11

Problem 55975. Magic Matrix

Created by: Asif Newaz

Tags matrix manipulation, matrix

0

8

Problem 45404. ZigZag - 04

Created by: Asif Newaz

Tags matrix manipulation, matrix, spiral

1

13

Problem 796. Removing rows from a matrix is easy - but what about inserting rows?

Created by: Dirk Engel

Tags matrix manipulation

2

209

Problem 42591. Produce the following matrix

Created by: Mehmet OZC

Tags matrix manipulation

3

62

Problem 45452. Spiral Out - 01

Created by: Asif Newaz

Tags matrix manipulation, spiral

0

20

Problem 2442. Magnet and Iron

Created by: rifat

Tags matrix manipulation

6

112

Problem 112. Remove the air bubbles

Created by: Ned Gulley

Tags matrix manipulation, matrix

20

1127

Problem 1740. Find number patterns in rows of a matrix...

Created by: Chris E.

Tags sorting, matrix manipulation, number patterns

0

10

Problem 1842. rot45 : a different aproach

Created by: Paul Berglund

Tags matrix manipulation

2

14

Problem 2406. possible ways through matrix

Created by: rifat

Tags matrix manipulation, way finding

0

32

Problem 2451. BLOCK x3 (Version 1)

Created by: Jean-Marie Sainthillier

Tags matrix manipulation, blocks x3

0

8
101 – 150 of 166