Indexing I

Curated by : goc3

Average Problem Difficulty:

Apply MATLAB language fundamentals to solve problems selecting, deleting, or rearranging a subset of elements from a vector or matrix.

Indexing I Master

+50 points

Problem Title	Likes	Solvers
Problem 970. Piecewise linear interpolation Created by: James Tags interpolation, piecewise	9	566
Problem 672. Longest run of consecutive numbers Created by: James Tags vectors, consecutive, repeating	223	5960
Problem 801. Construct an index vector from two input vectors in vectorized fashion Created by: Christopher Tags matrix manipulation, vectorization, poor_test_suite	11	409
Problem 856. Getting the indices from a matrix Created by: Jean-Marie Sainthillier Tags logical indexing	6	666
Problem 307. First non-zero element in each column Created by: Julio Tags matrix, poor_test_suite	6	887
Problem 532. Return unique values without sorting Created by: Aurelien Queffurust Tags unique, sorted	4	946
Problem 875. Return a list sorted by number of consecutive occurrences Created by: Jean-Marie Sainthillier Tags vectors, indexing	9	390
Problem 924. intersection of matrices Created by: Richard Tags matrix, poor_problem_statement	3	607
Problem 895. Generate N equally spaced intervals between -L and L Created by: @bmtran (Bryant Tran) Tags math, wrong_test_suite	6	892
Problem 838. Check if number exists in vector Created by: Nichlas Tags vectors, basic matlab	60	12734
Problem 867. Replicate elements in vectors Created by: Jean-Marie Sainthillier Tags vectors, indexing, basic matlab	12	1180
Problem 963. We love vectorized solutions. Problem 1 : remove the row average. Created by: William Smith Tags speed, vectorized, subtraction	7	841
Problem 885. Create logical matrix with a specific row and column sums Created by: Amro Tags matrix, logical, sum	17	316
Problem 859. Get the elements of diagonal and antidiagonal for any m-by-n matrix Created by: Aurelien Queffurust Tags diagonal, diag, anti-diagonal	11	486
Problem 830. Fill a zeros matrix Created by: Aurelien Queffurust Tags logical operations	9	627
Problem 824. Set the array elements whose value is 13 to 0 Created by: Aurelien Queffurust Tags indexing, logical, logical indexing	14	1385
Problem 795. Joining Ranges Created by: Dirk Engel Tags sorting, matrix manipulation, numeric inputs	9	369
Problem 690. Remove the two elements next to NaN value Created by: Aurelien Queffurust Tags nan, meshgrid, binary operation	9	662
Problem 676. Reindex a vector Created by: James Tags handling vectors, indices	4	718
Problem 652. Put two time series onto the same time basis Created by: Ned Gulley Tags interpolation, time series	6	332
Problem 640. Getting logical indexes Created by: Doug Hull Tags indexing, logical indexing, ml101	8	1132
Problem 589. Matrix indexing with two vectors of indices Created by: Nicholas Howe Tags basic, matlab 101, indexing	4	739
Problem 584. middleAsColumn: Return all but first and last element as a column vector Created by: Nicholas Howe Tags matlab 101, basics	3	614
Problem 576. Return elements unique to either input Created by: James Tags vectors, differences, numeric inputs	6	778
Problem 555. "Low : High - Low : High - Turn around " -- Create a subindices vector Created by: Freddy Tags indexing, colon operator, basic matlab	3	551
Problem 528. Find the largest value in the 3D matrix Created by: Bruce Raine Tags basic matlab, 3d	5	1566
Problem 367. Specific Element Count Created by: @bmtran (Bryant Tran) Tags counting, sum, occurrences	8	896

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Recent Group Finishers220

Recent Activity

	Mateusz submitted Solution 14665278 to Problem 672. Longest run of consecutive numbers 1 hour and 5 minutes ago
	Rayan submitted Solution 14664672 to Problem 875. Return a list sorted by number of consecutive occurrences on 10 May 2025 at 17:34
	Noah submitted Solution 14664341 to Problem 640. Getting logical indexes on 10 May 2025 at 2:48
	pierrick submitted Solution 14664090 to Problem 672. Longest run of consecutive numbers on 9 May 2025 at 13:18
	Juan Menendez submitted Solution 14663746 to Problem 838. Check if number exists in vector on 9 May 2025 at 4:51

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