Kieu Ba Dang

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Problem 1042. Operate on matrices of unequal, yet similar, size

Created by: J-G van der Toorn

Tags repmat, elementare operations, ops

1

Solution

58

Size

1

Solution

58

Size

Problem 556. Stuff the Board

Created by: Ned Gulley

Tags contest, poor_test_suite

2

Solutions

102

Size

2

Solutions

102

Size

Problem 535. Rotate and display numbered tile

Created by: Ned Gulley

Tags strings, contest

2

Solutions

130

Size

2

Solutions

130

Size

Problem 798. Rotate input square matrix 90 degrees CCW without rot90

Created by: Christopher

Tags matrix manipulation

3

Solutions

34

Size

3

Solutions

34

Size

Problem 492. Find best placement for ordered dominoes (harder)

Created by: Doug Hull

Tags contest

1

Solution

92

Size

1

Solution

92

Size

Problem 487. Find perfect placement of non-rotating dominoes (easier)

Created by: Doug Hull

Tags contest

2

Solutions

63

Size

2

Solutions

63

Size

Problem 112. Remove the air bubbles

Created by: Ned Gulley

Tags matrix manipulation, matrix

1

Solution

61

Size

1

Solution

61

Size

Problem 300. Remove NaN ?

Created by: Julio

Tags matrix, logical

1

Solution

28

Size

1

Solution

28

Size

Problem 858. Permute diagonal and antidiagonal

Created by: Jean-Marie Sainthillier

Tags matrix, diag

4

Solutions

56

Size

4

Solutions

56

Size

Problem 1129. Reverse the elements of an array

Created by: HARISANKAR PS

Tags array reverse

3

Solutions

122

Size

3

Solutions

122

Size

Problem 794. Matrix with different incremental runs

Created by: Aurelien Queffurust

Tags matrix manipulation, increment

1

Solution

42

Size

1

Solution

42

Size

Problem 792. Set some matrix elements to zero

Created by: Aurelien Queffurust

Tags indexing, matrix

4

Solutions

53

Size

4

Solutions

53

Size

Problem 611. surrounded matrix

Created by: Grzegorz Knor

Tags matrices

1

Solution

48

Size

1

Solution

48

Size

Problem 545. Flip the main diagonal of a matrix

Created by: Bruce Raine

Tags magic, diagonal

1

Solution

66

Size

1

Solution

66

Size

Problem 497. Make an awesome ramp for a tiny motorcycle stuntman

Created by: Stephen

Tags stunt ramp

1

Solution

41

Size

1

Solution

41

Size

Problem 413. Back to basics 23 - Triangular matrix

Created by: Alan Chalker

Tags matrices, basic matlab, basics

2

Solutions

32

Size

2

Solutions

32

Size

Problem 411. Back to basics 21 - Matrix replicating

Created by: Alan Chalker

Tags matrices, basics

2

Solutions

13

Size

2

Solutions

13

Size

Problem 470. Scoring for oriented dominoes

Created by: Doug Hull

Tags contest

2

Solutions

64

Size

2

Solutions

64

Size

Problem 42340. Fibonacci Decomposition

Created by: Ned Gulley

Tags fibonacci

1

Solution

104

Size

1

Solution

104

Size

Problem 44481. How many Fibonacci numbers?

Created by: Bob Tivnan

Tags integers, fibonacci, #easy

3

Solutions

115

Size

3

Solutions

115

Size

Problem 246. Project Euler: Problem 8, Find largest product in a large string of numbers

Created by: Doug Hull

Tags projecteuler

1

Solution

71

Size

1

Solution

71

Size

Problem 239. Project Euler: Problem 5, Smallest multiple

Created by: Doug Hull

Tags projecteuler

1

Solution

23

Size

1

Solution

23

Size

Problem 235. Project Euler: Problem 4, Palindromic numbers

Created by: Doug Hull

Tags projecteuler

1

Solution

106

Size

1

Solution

106

Size

Problem 234. Project Euler: Problem 3, Largest prime factor

Created by: Doug Hull

Tags projecteuler

2

Solutions

16

Size

2

Solutions

16

Size

Problem 249. Project Euler: Problem 9, Pythagorean numbers

Created by: Doug Hull

Tags projecteuler

1

Solution

50

Size

1

Solution

50

Size

Problem 1722. Find the next prime number

Created by: Chris E.

Tags prime

4

Solutions

99

Size

4

Solutions

99

Size

Problem 1095. Circular Primes (based on Project Euler, problem 35)

Created by: James

Tags primes, projecteuler, circular reasoning

1

Solution

164

Size

1

Solution

164

Size

Problem 525. Mersenne Primes

Created by: Drew Weymouth

Tags math, prime, integers

2

Solutions

75

Size

2

Solutions

75

Size

Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

Tags prime, primes, sophie germain

2

Solutions

30

Size

2

Solutions

30

Size

Problem 981. Find nearest prime number less than input number

Created by: Reza Ahmadzadeh

Tags math, prime numbers

6

Solutions

46

Size

6

Solutions

46

Size

Problem 1096. Largest Twin Primes

Created by: Des Mc Manus

Tags primes

1

Solution

53

Size

1

Solution

53

Size

Problem 1567. Make a vector of prime numbers

Created by: Marek Kuklis

Tags matlab

1

Solution

22

Size

1

Solution

22

Size

Problem 1946. Fibonacci-Sum of Squares

Created by: Chris Cleveland

Tags fibonacci, sum of squares

1

Solution

49

Size

1

Solution

49

Size

Problem 240. Project Euler: Problem 6, Natural numbers, squares and sums.

Created by: Doug Hull

Tags projecteuler

1

Solution

42

Size

1

Solution

42

Size

Problem 250. Project Euler: Problem 10, Sum of Primes

Created by: Doug Hull

Tags projecteuler, basic matlab

1

Solution

14

Size

1

Solution

14

Size

Problem 230. Project Euler: Problem 1, Multiples of 3 and 5

Created by: Doug Hull

Tags projecteuler

1

Solution

69

Size

1

Solution

69

Size

Problem 2910. Mersenne Primes vs. All Primes

Created by: goc3

Tags primes, comparison, powers

1

Solution

65

Size

1

Solution

65

Size

Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

1

Solution

46

Size

1

Solution

46

Size

Problem 241. Project Euler: Problem 7, Nth prime

Created by: Doug Hull

Tags primes, projecteuler

3

Solutions

18

Size

3

Solutions

18

Size

Problem 1636. ZigZag matrix with reflected format

Created by: Suman Saha

Tags matrix

1

Solution

46

Size

1

Solution

46

Size

Problem 47240. Find Logic 6

Created by: Dev Gupta

Tags logic, cody, contest

1

Solution

20

Size

1

Solution

20

Size

Problem 47250. Find Logic 7

Created by: Dev Gupta

Tags logic, cody, contest

3

Solutions

26

Size

3

Solutions

26

Size

Problem 47275. Find Logic 12

Created by: Dev Gupta

Tags logic, cody, contest

3

Solutions

42

Size

3

Solutions

42

Size

Problem 47209. Find Logic 1

Created by: Dev Gupta

Tags logic, cody, contest

1

Solution

23

Size

1

Solution

23

Size

Problem 47224. Find Logic 3

Created by: Dev Gupta

Tags logic, cody, contest

1

Solution

37

Size

1

Solution

37

Size

Problem 47234. Find Logic 4

Created by: Dev Gupta

Tags logic, series, cody

1

Solution

21

Size

1

Solution

21

Size

Problem 47255. Find Logic 8

Created by: Dev Gupta

Tags logic, cody, contest

1

Solution

28

Size

1

Solution

28

Size

Problem 752. Is X a Fibonacci Matrix?

Created by: Sean de Wolski

Tags fibonacci, Tic...Toc...

17

Solutions

50

Size

17

Solutions

50

Size

Problem 44960. Rescale Scores

Created by: Pooja Lalan

Tags indexing, matrix manipulation, modify matrix

1

Solution

23

Size

1

Solution

23

Size

Problem 672. Longest run of consecutive numbers

Created by: James

Tags vectors, consecutive, repeating

3

Solutions

109

Size

3

Solutions

109

Size

1 – 50 of 225