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Problem 730. How many trades represent all the profit?

Created by: Doug Hull

Tags vector, asee, summation

1

Solution

30

Size

1

Solution

30

Size

Problem 729. Flag largest magnitude swings as they occur

Created by: Doug Hull

Tags asee, peaks, change

4

Solutions

83

Size

4

Solutions

83

Size

Problem 731. Given a window, how many subsets of a vector sum positive

Created by: Doug Hull

Tags asee, good

2

Solutions

31

Size

2

Solutions

31

Size

Problem 751. Implement simple rotation cypher

Created by: Doug Hull

Tags encoding, cipher, asee

1

Solution

22

Size

1

Solution

22

Size

Problem 970. Piecewise linear interpolation

Created by: James

Tags interpolation, piecewise

2

Solutions

85

Size

2

Solutions

85

Size

Problem 885. Create logical matrix with a specific row and column sums

Created by: Amro

Tags matrix, logical, sum

1

Solution

46

Size

1

Solution

46

Size

Problem 875. Return a list sorted by number of consecutive occurrences

Created by: Jean-Marie Sainthillier

Tags vectors, indexing

1

Solution

122

Size

1

Solution

122

Size

Problem 795. Joining Ranges

Created by: Dirk Engel

Tags sorting, matrix manipulation, numeric inputs

3

Solutions

203

Size

3

Solutions

203

Size

Problem 672. Longest run of consecutive numbers

Created by: James

Tags vectors, consecutive, repeating

2

Solutions

80

Size

2

Solutions

80

Size

Problem 801. Construct an index vector from two input vectors in vectorized fashion

Created by: Christopher

Tags matrix manipulation, vectorization, poor_test_suite

3

Solutions

40

Size

3

Solutions

40

Size

Problem 652. Put two time series onto the same time basis

Created by: Ned Gulley

Tags interpolation, time series

1

Solution

76

Size

1

Solution

76

Size

Problem 859. Get the elements of diagonal and antidiagonal for any m-by-n matrix

Created by: Aurelien Queffurust

Tags diagonal, diag, anti-diagonal

4

Solutions

70

Size

4

Solutions

70

Size

Problem 924. intersection of matrices

Created by: Richard

Tags matrix, poor_problem_statement

3

Solutions

17

Size

3

Solutions

17

Size

Problem 555. "Low : High - Low : High - Turn around " -- Create a subindices vector

Created by: Freddy

Tags indexing, colon operator, basic matlab

2

Solutions

37

Size

2

Solutions

37

Size

Problem 856. Getting the indices from a matrix

Created by: Jean-Marie Sainthillier

Tags logical indexing

4

Solutions

27

Size

4

Solutions

27

Size

Problem 963. We love vectorized solutions. Problem 1 : remove the row average.

Created by: William Smith

Tags speed, vectorized, subtraction

2

Solutions

15

Size

2

Solutions

15

Size

Problem 830. Fill a zeros matrix

Created by: Aurelien Queffurust

Tags logical operations

1

Solution

52

Size

1

Solution

52

Size

Problem 690. Remove the two elements next to NaN value

Created by: Aurelien Queffurust

Tags nan, meshgrid, binary operation

1

Solution

29

Size

1

Solution

29

Size

Problem 676. Reindex a vector

Created by: James

Tags handling vectors, indices

1

Solution

39

Size

1

Solution

39

Size

Problem 895. Generate N equally spaced intervals between -L and L

Created by: @bmtran (Bryant Tran)

Tags math, wrong_test_suite

1

Solution

18

Size

1

Solution

18

Size

Problem 584. middleAsColumn: Return all but first and last element as a column vector

Created by: Nicholas Howe

Tags matlab 101, basics

4

Solutions

24

Size

4

Solutions

24

Size

Problem 307. First non-zero element in each column

Created by: Julio

Tags matrix, poor_test_suite

2

Solutions

16

Size

2

Solutions

16

Size

Problem 532. Return unique values without sorting

Created by: Aurelien Queffurust

Tags unique, sorted

2

Solutions

51

Size

2

Solutions

51

Size

Problem 589. Matrix indexing with two vectors of indices

Created by: Nicholas Howe

Tags basic, matlab 101, indexing

1

Solution

24

Size

1

Solution

24

Size

Problem 640. Getting logical indexes

Created by: Doug Hull

Tags indexing, logical indexing, ml101

1

Solution

13

Size

1

Solution

13

Size

Problem 576. Return elements unique to either input

Created by: James

Tags vectors, differences, numeric inputs

3

Solutions

27

Size

3

Solutions

27

Size

Problem 824. Set the array elements whose value is 13 to 0

Created by: Aurelien Queffurust

Tags indexing, logical, logical indexing

1

Solution

14

Size

1

Solution

14

Size

Problem 867. Replicate elements in vectors

Created by: Jean-Marie Sainthillier

Tags vectors, indexing, basic matlab

2

Solutions

24

Size

2

Solutions

24

Size

Problem 838. Check if number exists in vector

Created by: Nichlas

Tags vectors, basic matlab

1

Solution

15

Size

1

Solution

15

Size

Problem 528. Find the largest value in the 3D matrix

Created by: Bruce Raine

Tags basic matlab, 3d

1

Solution

14

Size

1

Solution

14

Size

Problem 462. letter yes yes & letter no no

Created by: AMITAVA BISWAS

Tags string, letter, alphabet

3

Solutions

34

Size

3

Solutions

34

Size

Problem 459. Sum of diagonal of a square matrix

Created by: Sunu

Tags basic matlab, basics, poor_test_suite

1

Solution

14

Size

1

Solution

14

Size

Problem 431. Indirect Sorting

Created by: Yvan Lengwiler

Tags sorting

2

Solutions

24

Size

2

Solutions

24

Size

Problem 429. function on a moving window

Created by: Yvan Lengwiler

Tags moving average

1

Solution

50

Size

1

Solution

50

Size

Problem 421. Multiply to the limit?

Created by: AMITAVA BISWAS

Tags multiply

2

Solutions

12

Size

2

Solutions

12

Size

Problem 413. Back to basics 23 - Triangular matrix

Created by: Alan Chalker

Tags matrices, basic matlab, basics

1

Solution

12

Size

1

Solution

12

Size

Problem 381. Angle between two vectors

Created by: Aurelien Queffurust

Tags vectors, geometry, angle

2

Solutions

29

Size

2

Solutions

29

Size

Problem 400. Person of interest?

Created by: AMITAVA BISWAS

Tags detective

2

Solutions

12

Size

2

Solutions

12

Size

Problem 403. Einsteinium-253 decay

Created by: Bruce Raine

Tags radioactive decay, half-life, isotope

2

Solutions

19

Size

2

Solutions

19

Size

Problem 397. capable husband?

Created by: AMITAVA BISWAS

Tags certified husband

2

Solutions

10

Size

2

Solutions

10

Size

Problem 415. Sum the Infinite Series

Created by: Roger Stafford

Tags infinite series

2

Solutions

92

Size

2

Solutions

92

Size

Problem 410. Back to basics 20 - singleton dimensions

Created by: Alan Chalker

Tags dimensions

1

Solution

12

Size

1

Solution

12

Size

Problem 394. Convert String to Morse Code

Created by: NeoGenesis

Tags strings, conversion, coding

7

Solutions

130

Size

7

Solutions

130

Size

Problem 389. Column norms of a matrix

Created by: Federico

Tags linear algebra, matrix, norm

6

Solutions

25

Size

6

Solutions

25

Size

Problem 359. Back to basics 14 - Keywords

Created by: Alan Chalker

Tags basic matlab, basics

3

Solutions

10

Size

3

Solutions

10

Size

Problem 375. N-Dimensional Array Slice

Created by: @bmtran (Bryant Tran)

Tags indexing

4

Solutions

43

Size

4

Solutions

43

Size

Problem 373. commutative?

Created by: AMITAVA BISWAS

Tags function

2

Solutions

18

Size

2

Solutions

18

Size

Problem 367. Specific Element Count

Created by: @bmtran (Bryant Tran)

Tags counting, sum, occurrences

2

Solutions

31

Size

2

Solutions

31

Size

Problem 358. Who knows the last digit of pi?

Created by: Bart

Tags cody meets chuck norris, spam, spa

3

Solutions

10

Size

3

Solutions

10

Size

Problem 343. Back to basics 1 - Saving

Created by: Alan Chalker

Tags basic matlab

6

Solutions

10

Size

6

Solutions

10

Size

1 – 50 of 233