David Gines

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1 – 50 of 74

Problem 50. QWERTY coordinates

Created by: Cody Team

Tags indexing

1

Solution

46

Size

1

Solution

46

Size

Problem 51. Find the two most distant points

Created by: Cody Team

Tags distance

2

Solutions

90

Size

2

Solutions

90

Size

Problem 52. What is the next step in Conway's Life?

Created by: Cody Team

Tags life, automata

1

Solution

154

Size

1

Solution

154

Size

Problem 53. Duplicates

Created by: Cody Team

Tags strings, sets, matlab

1

Solution

50

Size

1

Solution

50

Size

Problem 54. Maximum running product for a string of numbers

Created by: Cody Team

Tags sequences, matlab, poor_test_suite

1

Solution

68

Size

1

Solution

68

Size

Problem 55. Counting Sequence

Created by: Cody Team

Tags encoding

1

Solution

55

Size

1

Solution

55

Size

Problem 56. Scrabble Scores

Created by: Cody Team

Tags strings, scrabble

1

Solution

70

Size

1

Solution

70

Size

Problem 57. Summing Digits within Text

Created by: Cody Team

Tags strings

1

Solution

68

Size

1

Solution

68

Size

Problem 58. Tic Tac Toe FTW

Created by: Cody Team

Tags game, fun, tic tac toe

2

Solutions

114

Size

2

Solutions

114

Size

Problem 59. Pattern matching

Created by: Cody Team

Tags indexing

2

Solutions

54

Size

2

Solutions

54

Size

Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

1

Solution

49

Size

1

Solution

49

Size

Problem 61. Find state names that end with the letter A

Created by: Cody Team

Tags regexp, states

1

Solution

84

Size

1

Solution

84

Size

Problem 62. Elapsed Time

Created by: Cody Team

Tags time

1

Solution

31

Size

1

Solution

31

Size

Problem 63. Encode Roman Numerals

Created by: Cody Team

Tags encoding

1

Solution

139

Size

1

Solution

139

Size

Problem 64. The Goldbach Conjecture, Part 2

Created by: Cody Team

Tags primes

1

Solution

47

Size

1

Solution

47

Size

Problem 65. Word Counting and Indexing

Created by: Cody Team

Tags strings

2

Solutions

90

Size

2

Solutions

90

Size

Problem 66. Find the two-word state names

Created by: Cody Team

Tags regexp, states

2

Solutions

84

Size

2

Solutions

84

Size

Problem 833. Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed

Created by: Richard Zapor

Tags right-angled triangles, non standard methods, right-angle triangles

1

Solution

44

Size

1

Solution

44

Size

Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

Tags plus15, aspect ratio, television

1

Solution

47

Size

1

Solution

47

Size

Problem 1103. Right Triangle Side Lengths (Inspired by Project Euler Problem 39)

Created by: @bmtran (Bryant Tran)

Tags projecteuler, plus15

2

Solutions

153

Size

2

Solutions

153

Size

Problem 67. Find common elements in matrix rows

Created by: Cody Team

Tags matlab

2

Solutions

55

Size

2

Solutions

55

Size

Problem 68. Kaprekar Steps

Created by: Cody Team

Tags matlab, lookup table, poor_problem_statement

1

Solution

95

Size

1

Solution

95

Size

Problem 69. Find the peak 3n+1 sequence value

Created by: Cody Team

Tags 3n+1

1

Solution

93

Size

1

Solution

93

Size

Problem 21. Return the 3n+1 sequence for n

Created by: Cody Team

Tags 3n+1, sample

1

Solution

65

Size

1

Solution

65

Size

Problem 70. Alphabetize by last name

Created by: Cody Team

Tags regexp, sorting

1

Solution

51

Size

1

Solution

51

Size

Problem 72. Interpolator

Created by: Cody Team

Tags interpolation

2

Solutions

65

Size

2

Solutions

65

Size

Problem 71. Read a column of numbers and interpolate missing data

Created by: Cody Team

Tags data cleaning, average

1

Solution

66

Size

1

Solution

66

Size

Problem 2024. Triangle sequence

Created by: Tanya Morton

Tags pythagoras, fibonacci

6

Solutions

77

Size

6

Solutions

77

Size

Problem 2023. Is this triangle right-angled?

Created by: Tanya Morton

Tags pythagoras

1

Solution

61

Size

1

Solution

61

Size

Problem 2022. Find a Pythagorean triple

Created by: Tanya Morton

Tags pythagoras

1

Solution

79

Size

1

Solution

79

Size

Problem 2021. Is this triangle right-angled?

Created by: Tanya Morton

Tags geometry, triangle, pythagoras

1

Solution

23

Size

1

Solution

23

Size

Problem 2020. Area of an Isoceles Triangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

3

Solutions

26

Size

3

Solutions

26

Size

Problem 2019. Dimensions of a rectangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

21

Size

1

Solution

21

Size

Problem 2018. Side of a rhombus

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

27

Size

1

Solution

27

Size

Problem 2017. Side of an equilateral triangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

18

Size

1

Solution

18

Size

Problem 2016. Area of an equilateral triangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

2

Solutions

19

Size

2

Solutions

19

Size

Problem 1974. Length of a short side

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

19

Size

1

Solution

19

Size

Problem 189. Sum all integers from 1 to 2^n

Created by: Dimitris Kaliakmanis

Tags math, basic matlab

1

Solution

16

Size

1

Solution

16

Size

Problem 1087. Magic is simple (for beginners)

Created by: Jean-Marie Sainthillier

Tags magic square

1

Solution

21

Size

1

Solution

21

Size

Problem 641. Make a random, non-repeating vector.

Created by: Doug Hull

Tags basic matlab, basics, ml101

4

Solutions

12

Size

4

Solutions

12

Size

Problem 174. Roll the Dice!

Created by: @bmtran (Bryant Tran)

Tags dice, random, rolling

1

Solution

18

Size

1

Solution

18

Size

Problem 568. Number of 1s in a binary string

Created by: Srivardhini

Tags binary, sum

2

Solutions

14

Size

2

Solutions

14

Size

Problem 649. Return the first and last characters of a character array

Created by: @bmtran (Bryant Tran)

Tags matlab 101, indexing, basic matlab

1

Solution

18

Size

1

Solution

18

Size

Problem 33. Create times-tables

Created by: Cody Team

Tags matrices

1

Solution

20

Size

1

Solution

20

Size

Problem 645. Getting the indices from a vector

Created by: Doug Hull

Tags indexing, basic matlab, ml101

1

Solution

15

Size

1

Solution

15

Size

Problem 10. Determine whether a vector is monotonically increasing

Created by: Cody Team

Tags vectors, matlab 101

3

Solutions

22

Size

3

Solutions

22

Size

Problem 838. Check if number exists in vector

Created by: Nichlas

Tags vectors, basic matlab

1

Solution

14

Size

1

Solution

14

Size

Problem 19. Swap the first and last columns

Created by: Cody Team

Tags math, matlab 101, permutations

2

Solutions

32

Size

2

Solutions

32

Size

Problem 262. Swap the input arguments

Created by: Steve Eddins

Tags matlab 101, swap, basic matlab

1

Solution

8

Size

1

Solution

8

Size

Problem 7. Column Removal

Created by: Cody Team

Tags matlab 101, basic matlab

1

Solution

15

Size

1

Solution

15

Size

1 – 50 of 74