Problems

1 – 22 of 22

Problem Title Likes Solvers Difficulty

Problem 1786. Create an index-powered vector

Created by: Swapnali Gujar

Tags indexing, power, vector power

408

Problem 888. Create a vector whose elements depend on the previous element

Created by: Aurelien Queffurust

Tags vectorization

433

Problem 1038. Change the sign of even index entries of the reversed vector

Created by: Selvaraaju Murugesan

Tags vectors, qmf

332

Problem 1451. Symmetry of vector

Created by: Selvaraaju Murugesan

Tags basic matlab

473

Problem 1632. Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)

Created by: Shahid Ali Murtza

Tags sign changes

283

Problem 1229. Determine the number of odd integers in a vector

Created by: Jeremy

Tags matlab, vector, matrix

479

Problem 1927. Find nth maximum

Created by: Awadhesh Srivastava

Tags number theory, n th max

405

Problem 1430. Create an n-by-n null matrix and fill with ones certain positions

Created by: Daniel Pereira

Tags indexing, matrix, sparse

331

Problem 1193. Insert zeros into vector

Created by: Selvaraaju Murugesan

Tags basic matlab

573

Problem 1366. Finding peaks

Created by: Selvaraaju Murugesan

Tags basic matlab

248

Problem 980. Unique values without using UNIQUE function

Created by: Aurelien Queffurust

Tags unique, stable

197

Problem 1699. Find last zero for each column

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation

277

Problem 1273. Max index of 3D array

Created by: Youssef Khmou

Tags maximum

236

Problem 645. Getting the indices from a vector

Created by: Doug Hull

Tags indexing, basic matlab, ml101

4207

Problem 1401. Implement a bubble sort technique and output the number of swaps required

Created by: Robert Weinberg

Tags sort, bubble sort, bubblesort

177

Problem 1203. Reference Index Number

Created by: Nicholas Howe

Tags indexing

154

Problem 1678. Count consecutive 0's in between values of 1

Created by: Chris E.

Tags consuctive 0's, counting 0

194

Problem 1779. Oh Zero Zero Zero!!!

Created by: Chris E.

Tags sequences, pattern match, pattern finding

201

Problem 972. Set a diagonal

Created by: Nicholas Howe

Tags indexing, diagonals

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

4779

Problem 1092. Decimation

Created by: James

Tags decimate, there can be only one, carnage maximus

151

Problem 1940. Decimation - Optimized for speed

Created by: James

Tags speed optimization, carnage maximus, efficiency

104

1 – 22 of 22

Trial software

Difficulty Rating

Problem Groups

Problems

Problem 1786. Create an index-powered vector

Problem 888. Create a vector whose elements depend on the previous element

Problem 1038. Change the sign of even index entries of the reversed vector

Problem 1451. Symmetry of vector

Problem 1632. Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)

Problem 1229. Determine the number of odd integers in a vector

Problem 1927. Find nth maximum

Problem 1430. Create an n-by-n null matrix and fill with ones certain positions

Problem 1193. Insert zeros into vector

Problem 1366. Finding peaks

Problem 980. Unique values without using UNIQUE function

Problem 1699. Find last zero for each column

Problem 1273. Max index of 3D array

Problem 645. Getting the indices from a vector

Problem 1401. Implement a bubble sort technique and output the number of swaps required

Problem 1203. Reference Index Number

Problem 1678. Count consecutive 0's in between values of 1

Problem 1779. Oh Zero Zero Zero!!!

Problem 972. Set a diagonal

Problem 1035. Generate a vector like 1,2,2,3,3,3,4,4,4,4

Problem 1092. Decimation

Problem 1940. Decimation - Optimized for speed