Cody

# Problems

1 – 19 of 19
 Problem Title Likes Solvers

#### Problem 1321. Given a 4x4 matrix, swap the two middle columns

Created by: Harish Maradana

Tags swap

1

365

#### Problem 1422. frame of the matrix

Created by: Marco Castelli

Tags frame

0

303

#### Problem 42320. Write a function man that takes a row vector v and returns a matrix H as follows..

Created by: Manish Joshi

0

243

#### Problem 1421. subtract central cross

Created by: Marco Castelli

Tags empty

0

158

#### Problem 2178. Matrix multiplication across rows

Created by: Swapnali Gujar

0

134

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

Created by: Selvaraaju Murugesan

0

125

#### Problem 2351. Replace Nonzero Numbers with 1

Created by: Vishal

Tags matrix

0

116

#### Problem 1853. Enlarge array

Created by: Matthew Eicholtz

2

99

#### Problem 2063. A matrix of extroverts

Created by: James

1

86

#### Problem 1898. Too Many Zeros, Dump Them!

Created by: Mineralter

0

79

#### Problem 1167. matrix zigzag

Created by: trekker

1

65

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

Created by: James

0

46

#### Problem 2701. Go to the head of the class!

Created by: James

1

44

#### Problem 2442. Magnet and Iron

Created by: rifat

5

42

#### Problem 3094. Hankelize a matrix

Created by: Peng Liu

1

40

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

Created by: Matthew Eicholtz

1

39

#### Problem 42501. Toeplitize a matrix

Created by: Peng Liu

0

39

#### Problem 3075. Matrix of Multiplication Facts

Created by: James

7

34

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

Created by: Ned Gulley

Tags matrices

0

31

1 – 19 of 19