Indexing III

Curated by : goc3

Average Problem Difficulty:

Even more problems that require operating on a subset of elements from a vector or matrix.

Indexing III Master

+50 points

Problem Title	Likes	Solvers
Problem 2561. expand intervals vol.3 Created by: Jan Orwat Tags basic matlab, integer interval, set theory	1	72
Problem 2456. remove single elements Created by: rifat Tags matrix manipulation, unique	1	112
Problem 2091. return row and column indices given 2 values which define a range Created by: Marcel Tags matrix, logical, indices	3	71
Problem 2560. expand intervals vol.2 Created by: Jan Orwat Tags basic matlab, integer interval, set theory	2	109
Problem 2545. compress sequence into intervals Created by: Guillaume Tags integers, interval	1	90
Problem 2528. expand intervals Created by: Guillaume Tags integer interval	3	154
Problem 2476. Max Change in Consecutive Elements Created by: Chandan singh Tags vectors change	3	163
Problem 2235. Back to basics - mean of corner elements of a matrix Created by: Swapnali Gujar Tags mean, basic matlab, array indexing	3	427
Problem 2228. Time Expansion Created by: Abdullah Caliskan Tags vector, signal processing	3	175
Problem 2225. Three...is a magic number. Created by: James Tags matrix, match three, schoolhouse rock	3	90
Problem 2200. counting groups! Created by: Chris E. Tags rapid sorting	2	138
Problem 2158. Largest territory Created by: CHEONNO LEE Tags array, categorizing	2	99
Problem 2153. Replace pattern 0 1 0 and 1 0 1 Created by: Anette Tags pattern match	1	147
Problem 2145. Find the index of n in magic(n) Created by: Koteswar Rao Jerripothula Tags magic, matrix	4	250
Problem 2129. Sum of odd numbers in a matrix Created by: Koteswar Rao Jerripothula Tags matrix manipulation	1	588
Problem 1986. Another colon problem Created by: Jan Orwat Tags basic, indexing, colon	3	155
Problem 1985. How unique? Created by: Jan Orwat Tags histogram, uniqueness, occurence	1	127
Problem 1961. Finding neighbors of [-1:1] in a matrix.... Created by: Chris E. Tags matrix manipulation	2	78
Problem 1923. Find the maximum two numbers of every column of a matrix Created by: Binbin Qi Tags max	1	198
Problem 1896. Index one element in each vector of an array along a given dimension Created by: Oliver Woodford Tags indexing	9	49
Problem 1812. Tridiagonal Created by: Disha Tags matrices	2	149
Problem 1471. Index of a Rational number Created by: G K Tags math	2	111
Problem 574. Sort numbers by outside digits Created by: Michael Katz Tags desktop blog	2	151

Recent Group Finishers42

Recent Activity

	BQ Qian submitted Solution 14571927 to Problem 2129. Sum of odd numbers in a matrix on 10 Mar 2025 at 11:47
	Joe submitted Solution 14569478 to Problem 1986. Another colon problem on 7 Mar 2025 at 2:28
	Paul Bower submitted Solution 14564952 to Problem 2145. Find the index of n in magic(n) on 3 Mar 2025 at 12:07
	Maurizio De Angelis submitted Solution 14558672 to Problem 2129. Sum of odd numbers in a matrix on 24 Feb 2025 at 23:09
	Riccardo G. submitted Solution 14558527 to Problem 1985. How unique? on 24 Feb 2025 at 20:18

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