Jiawei Gong

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1 – 50 of 356

Problem 55220. Matrix Quadrants

Created by: Renee Coetsee

Tags matrix, concatenation, array creation

1

Solution

26

Size

1

Solution

26

Size

Problem 1579. How many digits are there?

Created by: Marek Kuklis

Tags matlab

2

Solutions

37

Size

2

Solutions

37

Size

Problem 1466. Convert Two Character String into a Binary Vector

Created by: Richard Zapor

Tags string, vectorization, ==

1

Solution

12

Size

1

Solution

12

Size

Problem 1383. Count letters occurence in text, specific to words with a given length.

Created by: Cedric

Tags regexp, letters, counts

1

Solution

119

Size

1

Solution

119

Size

Problem 1303. Is the paranthesis sequence balanced ?

Created by: Muthu Annamalai

Tags stack paranthesis balanced

1

Solution

101

Size

1

Solution

101

Size

Problem 1218. Join Strings with Multiple Different Delimiters

Created by: Aurelien Queffurust

Tags strcat

3

Solutions

12

Size

3

Solutions

12

Size

Problem 1201. Simple Decoder Ring

Created by: Peter Wittenberg

Tags string manipulation

2

Solutions

153

Size

2

Solutions

153

Size

Problem 1696. Morse Code Generator! Try it!

Created by: Chris E.

Tags sequences, fun, morse code

3

Solutions

143

Size

3

Solutions

143

Size

Problem 920. Eliminate Polysyllabics: Long live short words!

Created by: Ned Gulley

Tags regexp

2

Solutions

114

Size

2

Solutions

114

Size

Problem 2910. Mersenne Primes vs. All Primes

Created by: goc3

Tags primes, comparison, powers

3

Solutions

68

Size

3

Solutions

68

Size

Problem 2909. Approximation of Pi (vector inputs)

Created by: goc3

Tags pi, infinite series, approximation

1

Solution

70

Size

1

Solution

70

Size

Problem 2801. geometric progression

Created by: Guillaume

Tags integers, geometric progression

1

Solution

130

Size

1

Solution

130

Size

Problem 2800. arithmetic progression

Created by: Guillaume

Tags integer, arithmetic progression

2

Solutions

130

Size

2

Solutions

130

Size

Problem 2640. Find similar sequences

Created by: Guillaume

Tags sequences

1

Solution

84

Size

1

Solution

84

Size

Problem 2607. Generate Square Wave

Created by: rifat

Tags signal processing

3

Solutions

46

Size

3

Solutions

46

Size

Problem 2581. Sum of series VII

Created by: Grzegorz Knor

Tags series, sum

2

Solutions

34

Size

2

Solutions

34

Size

Problem 2580. Sum of series VI

Created by: Grzegorz Knor

Tags series, sum

3

Solutions

19

Size

3

Solutions

19

Size

Problem 2579. Sum of series V

Created by: Grzegorz Knor

Tags series, sum

1

Solution

22

Size

1

Solution

22

Size

Problem 2578. Sum of series IV

Created by: Grzegorz Knor

Tags series, sum

3

Solutions

32

Size

3

Solutions

32

Size

Problem 2577. Sum of series III

Created by: Grzegorz Knor

Tags series, sum

1

Solution

21

Size

1

Solution

21

Size

Problem 2576. Sum of series II

Created by: Grzegorz Knor

Tags series, sum

1

Solution

21

Size

1

Solution

21

Size

Problem 2575. Sum of series I

Created by: Grzegorz Knor

Tags series, sum, vvvd

1

Solution

17

Size

1

Solution

17

Size

Problem 8073. Matrix Construction I

Created by: Abdullah Caliskan

Tags matrix, basic matlab

1

Solution

44

Size

1

Solution

44

Size

Problem 2813. Create a block diagonal matrix

Created by: Mattias

Tags matlab, matrix, block matrix

2

Solutions

14

Size

2

Solutions

14

Size

Problem 2695. Toeplitz Matrix

Created by: VIVEK RUHELA

Tags toeplitz

2

Solutions

56

Size

2

Solutions

56

Size

Problem 2694. The Matrix Construction

Created by: Abdullah Caliskan

Tags matrix

1

Solution

80

Size

1

Solution

80

Size

Problem 2455. Diagonal of a Spiral Matrix

Created by: rifat

Tags spiral, diag

3

Solutions

91

Size

3

Solutions

91

Size

Problem 2336. Calendar Matrix

Created by: Ned Gulley

Tags date, calendar

5

Solutions

33

Size

5

Solutions

33

Size

Problem 2365. Generate this matrix

Created by: rifat

Tags matrix, diag

1

Solution

55

Size

1

Solution

55

Size

Problem 2177. Rainbow matrix

Created by: Simon

Tags matrix

1

Solution

45

Size

1

Solution

45

Size

Problem 2064. Generate this matrix

Created by: Sabarinathan Vadivelu

Tags computation

1

Solution

337

Size

1

Solution

337

Size

Problem 1845. Pascal's pyramid

Created by: Tim

Tags pyramid, pascal

2

Solutions

156

Size

2

Solutions

156

Size

Problem 1704. Triangular matrices in 3D array

Created by: Matthew Eicholtz

Tags matlab, logical indexing, multidimensional arrays

1

Solution

35

Size

1

Solution

35

Size

Problem 1642. BULLSEYE Part 2: Reference Problem 18 BULLSEYE

Created by: Suman Saha

Tags matrix

1

Solution

118

Size

1

Solution

118

Size

Problem 1636. ZigZag matrix with reflected format

Created by: Suman Saha

Tags matrix

1

Solution

137

Size

1

Solution

137

Size

Problem 42501. Toeplitize a matrix

Created by: Peng Liu

Tags toeplitz matrix, hankel matrix

4

Solutions

111

Size

4

Solutions

111

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

41

Size

1

Solution

41

Size

Problem 3094. Hankelize a matrix

Created by: Peng Liu

Tags toeplitz matrix, hankel matrix

1

Solution

125

Size

1

Solution

125

Size

Problem 3075. Matrix of Multiplication Facts

Created by: James

Tags matrix, factors, elementary_school_math

1

Solution

182

Size

1

Solution

182

Size

Problem 2701. Go to the head of the class!

Created by: James

Tags matrix manipulation

4

Solutions

62

Size

4

Solutions

62

Size

Problem 2493. Must be in the front row...

Created by: James

Tags matrix manipulation, shifting

3

Solutions

85

Size

3

Solutions

85

Size

Problem 2442. Magnet and Iron

Created by: rifat

Tags matrix manipulation

3

Solutions

117

Size

3

Solutions

117

Size

Problem 2351. Replace Nonzero Numbers with 1

Created by: Vishal

Tags matrix

3

Solutions

19

Size

3

Solutions

19

Size

Problem 2178. Matrix multiplication across rows

Created by: Swapnali Gujar

Tags multiplication, matrix manipulation, basic matlab

1

Solution

13

Size

1

Solution

13

Size

Problem 2063. A matrix of extroverts

Created by: James

Tags extroverts, not enough narcissism

2

Solutions

18

Size

2

Solutions

18

Size

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

Created by: Matthew Eicholtz

Tags matlab, matrix manipulation, logical indexing

2

Solutions

76

Size

2

Solutions

76

Size

Problem 1898. Too Many Zeros, Dump Them!

Created by: Mineralter

Tags easy, unuseful zero, simplify

4

Solutions

64

Size

4

Solutions

64

Size

Problem 1853. Enlarge array

Created by: Matthew Eicholtz

Tags matrix manipulation

2

Solutions

81

Size

2

Solutions

81

Size

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

Created by: Selvaraaju Murugesan

Tags matrix, basic matlab

2

Solutions

52

Size

2

Solutions

52

Size

Problem 1422. frame of the matrix

Created by: Marco Castelli

Tags frame

1

Solution

30

Size

1

Solution

30

Size

1 – 50 of 356