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

212

Problem 2476. Max Change in Consecutive Elements

Created by: Chandan singh

Tags vectors change

133

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

Created by: Swapnali Gujar

Tags mean, basic matlab, array indexing

368

Problem 2129. Sum of odd numbers in a matrix

Created by: Koteswar Rao Jerripothula

Tags matrix manipulation

446

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

Created by: Binbin Qi

Tags max

177

Problem 2200. counting groups!

Created by: Chris E.

Tags rapid sorting

119

Problem 1985. How unique?

Created by: Jan Orwat

Tags histogram, uniqueness, occurence

111

Problem 2545. compress sequence into intervals

Created by: Guillaume

Tags integers, interval

Problem 2560. expand intervals vol.2

Created by: Jan Orwat

Tags basic matlab, integer interval, set theory

Problem 2528. expand intervals

Created by: Guillaume

Tags integer interval

123

Problem 1986. Another colon problem

Created by: Jan Orwat

Tags basic, indexing, colon

136

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

Created by: Anette

Tags pattern match

119

Problem 1812. Tridiagonal

Created by: Disha

Tags matrices

131

Problem 2158. Largest territory

Created by: CHEONNO LEE

Tags array, categorizing

Problem 574. Sort numbers by outside digits

Created by: Michael Katz

Tags desktop blog

141

Problem 2228. Time Expansion

Created by: Abdullah Caliskan

Tags vector, signal processing

154

Problem 2456. remove single elements

Created by: rifat

Tags matrix manipulation, unique

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

Created by: Chris E.

Tags matrix manipulation

Problem 1471. Index of a Rational number

Created by: G K

Tags math

101

Problem 2561. expand intervals vol.3

Created by: Jan Orwat

Tags basic matlab, integer interval, set theory

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

Created by: James

Tags matrix, match three, schoolhouse rock

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

Created by: Marcel

Tags matrix, logical, indices

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

Created by: Oliver Woodford

Tags indexing

1 – 23 of 23

Difficulty Rating

Problem Groups

Difficulty Rating

Problem Groups

Problems

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

Problem 2476. Max Change in Consecutive Elements

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

Problem 2129. Sum of odd numbers in a matrix

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

Problem 2200. counting groups!

Problem 1985. How unique?

Problem 2545. compress sequence into intervals

Problem 2560. expand intervals vol.2

Problem 2528. expand intervals

Problem 1986. Another colon problem

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

Problem 1812. Tridiagonal

Problem 2158. Largest territory

Problem 574. Sort numbers by outside digits

Problem 2228. Time Expansion

Problem 2456. remove single elements

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

Problem 1471. Index of a Rational number

Problem 2561. expand intervals vol.3

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

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

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