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1 – 50 of 451

Problem 43801. Union Jack Matrix

Created by: JD

Tags union jack, ones matrix

1

Solution

41

Size

1

Solution

41

Size

Problem 1719. Dice face matrix!

Created by: Chris E.

Tags matrix manipulation, dice, fun

1

Solution

35

Size

1

Solution

35

Size

Problem 43284. Form a square matrix from four square sub-matrices

Created by: Andriy Kavetsky

Tags matrix

1

Solution

34

Size

1

Solution

34

Size

Problem 1078. Make a diamond

Created by: Amin Bashi

Tags matlab, matrix

1

Solution

57

Size

1

Solution

57

Size

Problem 3077. Big numbers, least significant digits

Created by: Michael C.

Tags precision, powers

1

Solution

32

Size

1

Solution

32

Size

Problem 2848. Digital Neighbourhood

Created by: Jan Orwat

Tags number theory, pop series

1

Solution

47

Size

1

Solution

47

Size

Problem 2735. Binary Neighbourhood

Created by: Jan Orwat

Tags number theory, pop series

1

Solution

86

Size

1

Solution

86

Size

Problem 42318. Evened up (or not)

Created by: goc3

Tags even, odd

1

Solution

27

Size

1

Solution

27

Size

Problem 42317. De-primed

Created by: goc3

Tags prime

2

Solutions

26

Size

2

Solutions

26

Size

Problem 2627. Convert to Binary Coded Decimal

Created by: Pritesh Shah

Tags encoding, numbers

1

Solution

38

Size

1

Solution

38

Size

Problem 2600. Find out the Gray Code for a Given Binary Number

Created by: Pritesh Shah

Tags numbers

2

Solutions

20

Size

2

Solutions

20

Size

Problem 2432. Equation Times (of the day)

Created by: goc3

Tags time, plus, multiply

2

Solutions

143

Size

2

Solutions

143

Size

Problem 2431. Power Times (of the day)

Created by: goc3

Tags time, power, hour

1

Solution

86

Size

1

Solution

86

Size

Problem 1042. Operate on matrices of unequal, yet similar, size

Created by: J-G van der Toorn

Tags repmat, elementare operations, ops

3

Solutions

28

Size

3

Solutions

28

Size

Problem 858. Permute diagonal and antidiagonal

Created by: Jean-Marie Sainthillier

Tags matrix, diag

2

Solutions

47

Size

2

Solutions

47

Size

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

Created by: Dirk Engel

Tags matrix manipulation

2

Solutions

67

Size

2

Solutions

67

Size

Problem 792. Set some matrix elements to zero

Created by: Aurelien Queffurust

Tags indexing, matrix

2

Solutions

47

Size

2

Solutions

47

Size

Problem 112. Remove the air bubbles

Created by: Ned Gulley

Tags matrix manipulation, matrix

1

Solution

61

Size

1

Solution

61

Size

Problem 794. Matrix with different incremental runs

Created by: Aurelien Queffurust

Tags matrix manipulation, increment

1

Solution

41

Size

1

Solution

41

Size

Problem 611. surrounded matrix

Created by: Grzegorz Knor

Tags matrices

2

Solutions

31

Size

2

Solutions

31

Size

Problem 545. Flip the main diagonal of a matrix

Created by: Bruce Raine

Tags magic, diagonal

2

Solutions

22

Size

2

Solutions

22

Size

Problem 497. Make an awesome ramp for a tiny motorcycle stuntman

Created by: Stephen

Tags stunt ramp

1

Solution

39

Size

1

Solution

39

Size

Problem 413. Back to basics 23 - Triangular matrix

Created by: Alan Chalker

Tags matrices, basic matlab, basics

1

Solution

10

Size

1

Solution

10

Size

Problem 411. Back to basics 21 - Matrix replicating

Created by: Alan Chalker

Tags matrices, basics

1

Solution

11

Size

1

Solution

11

Size

Problem 300. Remove NaN ?

Created by: Julio

Tags matrix, logical

1

Solution

19

Size

1

Solution

19

Size

Problem 1129. Reverse the elements of an array

Created by: HARISANKAR PS

Tags array reverse

3

Solutions

11

Size

3

Solutions

11

Size

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

Created by: Christopher

Tags matrix manipulation

3

Solutions

11

Size

3

Solutions

11

Size

Problem 2365. Generate this matrix

Created by: rifat

Tags matrix, diag

1

Solution

49

Size

1

Solution

49

Size

Problem 2813. Create a block diagonal matrix

Created by: Mattias

Tags matlab, matrix, block matrix

2

Solutions

58

Size

2

Solutions

58

Size

Problem 8073. Matrix Construction I

Created by: Abdullah Caliskan

Tags matrix, basic matlab

1

Solution

27

Size

1

Solution

27

Size

Problem 2694. The Matrix Construction

Created by: Abdullah Caliskan

Tags matrix

1

Solution

59

Size

1

Solution

59

Size

Problem 2455. Diagonal of a Spiral Matrix

Created by: rifat

Tags spiral, diag

6

Solutions

74

Size

6

Solutions

74

Size

Problem 2340. Numbers spiral diagonals (Part 1)

Created by: Jean-Marie Sainthillier

Tags primes, project euler, spiral

1

Solution

87

Size

1

Solution

87

Size

Problem 2336. Calendar Matrix

Created by: Ned Gulley

Tags date, calendar

1

Solution

95

Size

1

Solution

95

Size

Problem 2177. Rainbow matrix

Created by: Simon

Tags matrix

1

Solution

39

Size

1

Solution

39

Size

Problem 1845. Pascal's pyramid

Created by: Tim

Tags pyramid, pascal

1

Solution

83

Size

1

Solution

83

Size

Problem 1704. Triangular matrices in 3D array

Created by: Matthew Eicholtz

Tags matlab, logical indexing, multidimensional arrays

1

Solution

29

Size

1

Solution

29

Size

Problem 1642. BULLSEYE Part 2: Reference Problem 18 BULLSEYE

Created by: Suman Saha

Tags matrix

1

Solution

54

Size

1

Solution

54

Size

Problem 2342. Numbers spiral diagonals (Part 2)

Created by: Jean-Marie Sainthillier

Tags primes, project euler, spiral

1

Solution

79

Size

1

Solution

79

Size

Problem 1636. ZigZag matrix with reflected format

Created by: Suman Saha

Tags matrix

1

Solution

26

Size

1

Solution

26

Size

Problem 2695. Toeplitz Matrix

Created by: VIVEK RUHELA

Tags toeplitz

1

Solution

39

Size

1

Solution

39

Size

Problem 1286. MatCAT - Reconstruct X from Its X-rays

Created by: Ned Gulley

Tags matrices

1

Solution

60

Size

1

Solution

60

Size

Problem 42501. Toeplitize a matrix

Created by: Peng Liu

Tags toeplitz matrix, hankel matrix

1

Solution

79

Size

1

Solution

79

Size

Problem 3094. Hankelize a matrix

Created by: Peng Liu

Tags toeplitz matrix, hankel matrix

1

Solution

85

Size

1

Solution

85

Size

Problem 2442. Magnet and Iron

Created by: rifat

Tags matrix manipulation

2

Solutions

167

Size

2

Solutions

167

Size

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

Created by: Matthew Eicholtz

Tags matlab, matrix manipulation, logical indexing

4

Solutions

86

Size

4

Solutions

86

Size

Problem 3075. Matrix of Multiplication Facts

Created by: James

Tags matrix, factors, elementary_school_math

1

Solution

113

Size

1

Solution

113

Size

Problem 1167. matrix zigzag

Created by: trekker

Tags matrix conversion, compression.

1

Solution

67

Size

1

Solution

67

Size

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

1

Solution

14

Size

1

Solution

14

Size

Problem 2063. A matrix of extroverts

Created by: James

Tags extroverts, not enough narcissism

2

Solutions

22

Size

2

Solutions

22

Size

1 – 50 of 451