Indexing II

Curated by : goc3

<div style = "text-align: start; line-height: normal; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; "><div style="display: block; min-width: 0px; padding-top: 0px; perspective-origin: 289.5px 10.5px; transform-origin: 289.5px 10.5px; "><div style="font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-bottom: 9px; margin-left: 4px; margin-right: 10px; margin-top: 2px; text-align: left; white-space: pre-wrap; perspective-origin: 266.5px 10.5px; transform-origin: 266.5px 10.5px; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; "><span style="display: inline; margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; "><span style="">More problems that require operating on a subset of elements from a vector or matrix. </span></span></div></div></div>

Indexing II Master

+50 points

Problem Title	Likes	Solvers
Problem 645. Getting the indices from a vector Created by: Doug Hull Tags indexing, basic matlab, ml101	26	3210
Problem 1430. Create an n-by-n null matrix and fill with ones certain positions Created by: Daniel Pereira Tags indexing, matrix, sparse	5	269
Problem 1451. Symmetry of vector Created by: Selvaraaju Murugesan Tags basic matlab	5	406
Problem 1632. Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero) Created by: Shahid Ali Murtza Tags sign changes	5	226
Problem 1678. Count consecutive 0's in between values of 1 Created by: Chris E. Tags consuctive 0's, counting 0	6	164
Problem 1699. Find last zero for each column Created by: Matthew Eicholtz Tags indexing, matrix manipulation	8	239
Problem 1779. Oh Zero Zero Zero!!! Created by: Chris E. Tags sequences, pattern match, pattern finding	7	170
Problem 1786. Create an index-powered vector Created by: Swapnali Gujar Tags indexing, power, vector power	4	352
Problem 1927. Find nth maximum Created by: Awadhesh Srivastava Tags number theory, n th max	4	349
Problem 1940. Decimation - Optimized for speed Created by: James Tags speed optimization, carnage maximus, efficiency	5	89
Problem 1401. Implement a bubble sort technique and output the number of swaps required Created by: Robert Weinberg Tags sort, bubble sort, bubblesort	7	153
Problem 1366. Finding peaks Created by: Selvaraaju Murugesan Tags basic matlab	6	224
Problem 1273. Max index of 3D array Created by: Youssef Khmou Tags maximum	5	208
Problem 888. Create a vector whose elements depend on the previous element Created by: Aurelien Queffurust Tags vectorization	4	391
Problem 972. Set a diagonal Created by: Nicholas Howe Tags indexing, diagonals	4	149
Problem 980. Unique values without using UNIQUE function Created by: Aurelien Queffurust Tags unique, stable	2	171
Problem 1035. Generate a vector like 1,2,2,3,3,3,4,4,4,4 Created by: Binbin Qi Tags zeros, for, ones	57	3620
Problem 1038. Change the sign of even index entries of the reversed vector Created by: Selvaraaju Murugesan Tags vectors, qmf	2	296
Problem 1092. Decimation Created by: James Tags decimate, there can be only one, carnage maximus	10	132
Problem 1193. Insert zeros into vector Created by: Selvaraaju Murugesan Tags basic matlab	6	531
Problem 1203. Reference Index Number Created by: Nicholas Howe Tags indexing	2	134
Problem 1229. Determine the number of odd integers in a vector Created by: Jeremy Tags matlab, vector, matrix	3	435
Problem 980. Unique values without using UNIQUE function Created by: Aurelien Queffurust Tags unique, stable	2	171

Recent Group Finishers80

Recent Activity

	song peng submitted Solution 4621404 to Problem 1779. Oh Zero Zero Zero!!! 8 minutes ago
	song peng submitted Solution 4617160 to Problem 1699. Find last zero for each column 15 hours and 57 minutes ago
	song peng submitted Solution 4612035 to Problem 1678. Count consecutive 0's in between values of 1 on 17 Jan 2021 at 15:31
	song peng submitted Solution 4611035 to Problem 1632. Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero) on 17 Jan 2021 at 12:08
	song peng submitted Solution 4610995 to Problem 1451. Symmetry of vector on 17 Jan 2021 at 11:34

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