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1 – 50 of 109

Problem 1472. nth Rational Number

Created by: G K

Tags math

1

Solution

117

Size

1

Solution

117

Size

Problem 1771. Polygonal numbers

Created by: Jan Orwat

Tags number theory, sequence, polygonal

4

Solutions

27

Size

4

Solutions

27

Size

Problem 2595. Polite numbers. Politeness.

Created by: Jan Orwat

Tags number theory, oeis

3

Solutions

92

Size

3

Solutions

92

Size

Problem 2734. N-th Odious

Created by: Jan Orwat

Tags number theory, oeis, pop series

2

Solutions

53

Size

2

Solutions

53

Size

Problem 2248. Bell Number calculator

Created by: robin

Tags sets, partition

2

Solutions

59

Size

2

Solutions

59

Size

Problem 2593. Polite numbers. N-th polite number.

Created by: Jan Orwat

Tags number theory, a138591

1

Solution

26

Size

1

Solution

26

Size

Problem 1699. Find last zero for each column

Created by: Matthew Eicholtz

Tags indexing, matrix manipulation

2

Solutions

61

Size

2

Solutions

61

Size

Problem 972. Set a diagonal

Created by: Nicholas Howe

Tags indexing, diagonals

2

Solutions

67

Size

2

Solutions

67

Size

Problem 42407. Divisible by 5

Created by: goc3

Tags string, precision, overflow

1

Solution

33

Size

1

Solution

33

Size

Problem 42405. Divisible by 3

Created by: goc3

Tags string, precision, overflow

2

Solutions

95

Size

2

Solutions

95

Size

Problem 42404. Divisible by 2

Created by: goc3

Tags string, precision, overflow

3

Solutions

36

Size

3

Solutions

36

Size

Problem 78. Implement a ROT13 cipher

Created by: Cody Team

Tags matlab, encoding, cipher

1

Solution

115

Size

1

Solution

115

Size

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

Created by: Shahid Ali Murtza

Tags sign changes

1

Solution

16

Size

1

Solution

16

Size

Problem 980. Unique values without using UNIQUE function

Created by: Aurelien Queffurust

Tags unique, stable

2

Solutions

47

Size

2

Solutions

47

Size

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

Created by: Daniel Pereira

Tags indexing, matrix, sparse

1

Solution

49

Size

1

Solution

49

Size

Problem 1273. Max index of 3D array

Created by: Youssef Khmou

Tags maximum

1

Solution

72

Size

1

Solution

72

Size

Problem 1366. Finding peaks

Created by: Selvaraaju Murugesan

Tags basic matlab

3

Solutions

63

Size

3

Solutions

63

Size

Problem 109. Check if sorted

Created by: AMITAVA BISWAS

Tags sort, basic matlab

1

Solution

16

Size

1

Solution

16

Size

Problem 1927. Find nth maximum

Created by: Awadhesh Srivastava

Tags number theory, n th max

1

Solution

33

Size

1

Solution

33

Size

Problem 2056. Is this number Munchhausen?

Created by: Ted

Tags math, narcissistic number, munchhausen

3

Solutions

27

Size

3

Solutions

27

Size

Problem 1925. Smith numbers

Created by: Sky Sartorius

Tags sum, factors

7

Solutions

127

Size

7

Solutions

127

Size

Problem 2733. Evil Number

Created by: Jan Orwat

Tags easy, number theory, oeis

1

Solution

64

Size

1

Solution

64

Size

Problem 2690. Armstrong Number

Created by: VIVEK RUHELA

Tags arithmetic, basic matlab

2

Solutions

63

Size

2

Solutions

63

Size

Problem 1786. Create an index-powered vector

Created by: Swapnali Gujar

Tags indexing, power, vector power

2

Solutions

38

Size

2

Solutions

38

Size

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

Created by: Selvaraaju Murugesan

Tags vectors, qmf

1

Solution

31

Size

1

Solution

31

Size

Problem 1451. Symmetry of vector

Created by: Selvaraaju Murugesan

Tags basic matlab

2

Solutions

21

Size

2

Solutions

21

Size

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

Created by: Aurelien Queffurust

Tags vectorization

2

Solutions

45

Size

2

Solutions

45

Size

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

Created by: Jeremy

Tags matlab, vector, matrix

2

Solutions

48

Size

2

Solutions

48

Size

Problem 1193. Insert zeros into vector

Created by: Selvaraaju Murugesan

Tags basic matlab

1

Solution

44

Size

1

Solution

44

Size

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

Created by: Binbin Qi

Tags zeros, for, ones

1

Solution

54

Size

1

Solution

54

Size

Problem 645. Getting the indices from a vector

Created by: Doug Hull

Tags indexing, basic matlab, ml101

1

Solution

17

Size

1

Solution

17

Size

Problem 2819. Find the 9's Complement

Created by: Pritesh Shah

Tags matlab

1

Solution

27

Size

1

Solution

27

Size

Problem 2061. Narcissistic number ?

Created by: Jean-Marie Sainthillier

Tags narcissistic

2

Solutions

28

Size

2

Solutions

28

Size

Problem 166. Kaprekar numbers

Created by: the cyclist

Tags kaprekar

1

Solution

75

Size

1

Solution

75

Size

Problem 156. Parasitic numbers

Created by: the cyclist

Tags parasitic

1

Solution

49

Size

1

Solution

49

Size

Problem 139. Determine if a Given Number is a Triangle Number

Created by: @bmtran (Bryant Tran)

Tags triangle numbers

5

Solutions

54

Size

5

Solutions

54

Size

Problem 72. Interpolator

Created by: Cody Team

Tags interpolation

1

Solution

18

Size

1

Solution

18

Size

Problem 56. Scrabble Scores

Created by: Cody Team

Tags strings, scrabble

2

Solutions

232

Size

2

Solutions

232

Size

Problem 80. Test for balanced parentheses

Created by: Cody Team

Tags regexp, parens

3

Solutions

35

Size

3

Solutions

35

Size

Problem 54. Maximum running product for a string of numbers

Created by: Cody Team

Tags sequences, matlab, poor_test_suite

1

Solution

44

Size

1

Solution

44

Size

Problem 53. Duplicates

Created by: Cody Team

Tags strings, sets, matlab

1

Solution

50

Size

1

Solution

50

Size

Problem 64. The Goldbach Conjecture, Part 2

Created by: Cody Team

Tags primes

1

Solution

49

Size

1

Solution

49

Size

Problem 24. Function Iterator

Created by: Cody Team

Tags anonymous functions, function handles, nested functions

1

Solution

39

Size

1

Solution

39

Size

Problem 87. Indexed Probability Table

Created by: Cody Team

Tags matlab

2

Solutions

38

Size

2

Solutions

38

Size

Problem 729. Flag largest magnitude swings as they occur

Created by: Doug Hull

Tags asee, peaks, change

1

Solution

62

Size

1

Solution

62

Size

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

Created by: Doug Hull

Tags asee, good

1

Solution

43

Size

1

Solution

43

Size

Problem 751. Implement simple rotation cypher

Created by: Doug Hull

Tags encoding, cipher, asee

1

Solution

24

Size

1

Solution

24

Size

Problem 51. Find the two most distant points

Created by: Cody Team

Tags distance

3

Solutions

79

Size

3

Solutions

79

Size

Problem 31. Remove all the words that end with "ain"

Created by: Cody Team

Tags matlab 101, regexp, strings

1

Solution

14

Size

1

Solution

14

Size

Problem 49. Sums with Excluded Digits

Created by: Cody Team

Tags strings

1

Solution

56

Size

1

Solution

56

Size

1 – 50 of 109