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

560

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

Created by: Aurelien Queffurust

Tags vectorization

544

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

Created by: Selvaraaju Murugesan

Tags vectors, qmf

432

Problem 1451. Symmetry of vector

Created by: Selvaraaju Murugesan

Tags basic matlab

712

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

Created by: Daniel Pereira

Tags indexing, matrix, sparse

482

Problem 1193. Insert zeros into vector

Created by: Selvaraaju Murugesan

Tags basic matlab

677

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

Created by: Shahid Ali Murtza

Tags sign changes

473

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

Created by: Jeremy

Tags matlab, vector, matrix

600

Problem 1927. Find nth maximum

Created by: Awadhesh Srivastava

Tags number theory, n th max

639

Problem 1366. Finding peaks

Created by: Selvaraaju Murugesan

Tags basic matlab

324

Problem 980. Unique values without using UNIQUE function

Created by: Aurelien Queffurust

Tags unique, stable

261

Problem 1273. Max index of 3D array

Created by: Youssef Khmou

Tags maximum

293

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

Created by: Robert Weinberg

Tags sort, bubble sort, bubblesort

226

Problem 645. Getting the indices from a vector

Created by: Doug Hull

Tags indexing, basic matlab, ml101

7084

Problem 1699. Find last zero for each column

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation

396

Problem 1203. Reference Index Number

Created by: Nicholas Howe

Tags indexing

199

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

Created by: Chris E.

Tags consuctive 0's, counting 0

311

Problem 972. Set a diagonal

Created by: Nicholas Howe

Tags indexing, diagonals

224

Problem 1779. Oh Zero Zero Zero!!!

Created by: Chris E.

Tags sequences, pattern match, pattern finding

312

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

Created by: Binbin Qi

Tags zeros, for, ones

106

8163

Problem 1092. Decimation

Created by: James

Tags decimate, there can be only one, carnage maximus

197

Problem 1940. Decimation - Optimized for speed

Created by: James

Tags speed optimization, carnage maximus, efficiency

138

1 – 22 of 22

Difficulty Rating

Problem Groups

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

Problem 1193. Insert zeros into 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 1366. Finding peaks

Problem 980. Unique values without using UNIQUE function

Problem 1273. Max index of 3D array

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

Problem 645. Getting the indices from a vector

Problem 1699. Find last zero for each column

Problem 1203. Reference Index Number

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

Problem 972. Set a diagonal

Problem 1779. Oh Zero Zero Zero!!!

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