# Problems

1 – 23 of 23
 Problem Title Likes Solvers Difficulty

#### Problem 2145. Find the index of n in magic(n)

Created by: Koteswar Rao Jerripothula

Tags magic, matrix

4

233

#### Problem 2476. Max Change in Consecutive Elements

Created by: Chandan singh

3

152

#### Problem 1923. Find the maximum two numbers of every column of a matrix

Created by: Binbin Qi

Tags max

1

189

#### Problem 2235. Back to basics - mean of corner elements of a matrix

Created by: Swapnali Gujar

3

400

#### Problem 2560. expand intervals vol.2

Created by: Jan Orwat

2

104

#### Problem 1985. How unique?

Created by: Jan Orwat

1

120

#### Problem 2200. counting groups!

Created by: Chris E.

2

130

#### Problem 1986. Another colon problem

Created by: Jan Orwat

3

144

#### Problem 2528. expand intervals

Created by: Guillaume

3

139

#### Problem 2153. Replace pattern 0 1 0 and 1 0 1

Created by: Anette

1

135

#### Problem 1812. Tridiagonal

Created by: Disha

Tags matrices

2

142

#### Problem 2129. Sum of odd numbers in a matrix

Created by: Koteswar Rao Jerripothula

1

557

#### Problem 2158. Largest territory

Created by: CHEONNO LEE

2

93

#### Problem 2545. compress sequence into intervals

Created by: Guillaume

1

86

#### Problem 574. Sort numbers by outside digits

Created by: Michael Katz

2

146

#### Problem 2228. Time Expansion

Created by: Abdullah Caliskan

3

167

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

Created by: Chris E.

2

74

Created by: G K

Tags math

2

105

#### Problem 2456. remove single elements

Created by: rifat

1

100

#### Problem 2561. expand intervals vol.3

Created by: Jan Orwat

1

66

#### Problem 2225. Three...is a magic number.

Created by: James

3

85

#### Problem 2091. return row and column indices given 2 values which define a range

Created by: Marcel

2

66

#### Problem 1896. Index one element in each vector of an array along a given dimension

Created by: Oliver Woodford

Tags indexing

9

47

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