Vuong Ngoc Thien

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1 – 50 of 273

Problem 535. Rotate and display numbered tile

Created by: Ned Gulley

Tags strings, contest

12

Solutions

116

Size

12

Solutions

116

Size

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

Created by: Doug Hull

Tags contest

6

Solutions

228

Size

6

Solutions

228

Size

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

Created by: Doug Hull

Tags contest

2

Solutions

273

Size

2

Solutions

273

Size

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

Created by: James

Tags primes, projecteuler, circular reasoning

1

Solution

163

Size

1

Solution

163

Size

Problem 1722. Find the next prime number

Created by: Chris E.

Tags prime

1

Solution

60

Size

1

Solution

60

Size

Problem 1567. Make a vector of prime numbers

Created by: Marek Kuklis

Tags matlab

3

Solutions

39

Size

3

Solutions

39

Size

Problem 1096. Largest Twin Primes

Created by: Des Mc Manus

Tags primes

3

Solutions

38

Size

3

Solutions

38

Size

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

Created by: Doug Hull

Tags projecteuler

2

Solutions

74

Size

2

Solutions

74

Size

Problem 239. Project Euler: Problem 5, Smallest multiple

Created by: Doug Hull

Tags projecteuler

2

Solutions

23

Size

2

Solutions

23

Size

Problem 249. Project Euler: Problem 9, Pythagorean numbers

Created by: Doug Hull

Tags projecteuler

1

Solution

55

Size

1

Solution

55

Size

Problem 556. Stuff the Board

Created by: Ned Gulley

Tags contest, poor_test_suite

2

Solutions

44

Size

2

Solutions

44

Size

Problem 470. Scoring for oriented dominoes

Created by: Doug Hull

Tags contest

2

Solutions

70

Size

2

Solutions

70

Size

Problem 796. Removing rows from a matrix is easy - but what about inserting rows?

Created by: Dirk Engel

Tags matrix manipulation

3

Solutions

161

Size

3

Solutions

161

Size

Problem 241. Project Euler: Problem 7, Nth prime

Created by: Doug Hull

Tags primes, projecteuler

4

Solutions

63

Size

4

Solutions

63

Size

Problem 858. Permute diagonal and antidiagonal

Created by: Jean-Marie Sainthillier

Tags matrix, diag

2

Solutions

73

Size

2

Solutions

73

Size

Problem 794. Matrix with different incremental runs

Created by: Aurelien Queffurust

Tags matrix manipulation, increment

1

Solution

56

Size

1

Solution

56

Size

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

Created by: J-G van der Toorn

Tags repmat, elementare operations, ops

2

Solutions

173

Size

2

Solutions

173

Size

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

Created by: Christopher

Tags matrix manipulation

3

Solutions

47

Size

3

Solutions

47

Size

Problem 1129. Reverse the elements of an array

Created by: HARISANKAR PS

Tags array reverse

5

Solutions

12

Size

5

Solutions

12

Size

Problem 792. Set some matrix elements to zero

Created by: Aurelien Queffurust

Tags indexing, matrix

3

Solutions

59

Size

3

Solutions

59

Size

Problem 611. surrounded matrix

Created by: Grzegorz Knor

Tags matrices

1

Solution

51

Size

1

Solution

51

Size

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

Created by: Stephen

Tags stunt ramp

1

Solution

40

Size

1

Solution

40

Size

Problem 545. Flip the main diagonal of a matrix

Created by: Bruce Raine

Tags magic, diagonal

2

Solutions

32

Size

2

Solutions

32

Size

Problem 411. Back to basics 21 - Matrix replicating

Created by: Alan Chalker

Tags matrices, basics

1

Solution

13

Size

1

Solution

13

Size

Problem 300. Remove NaN ?

Created by: Julio

Tags matrix, logical

2

Solutions

61

Size

2

Solutions

61

Size

Problem 112. Remove the air bubbles

Created by: Ned Gulley

Tags matrix manipulation, matrix

2

Solutions

75

Size

2

Solutions

75

Size

Problem 413. Back to basics 23 - Triangular matrix

Created by: Alan Chalker

Tags matrices, basic matlab, basics

2

Solutions

39

Size

2

Solutions

39

Size

Problem 106. Weighted average

Created by: Will

Tags average, weighted, poor_test_suite

2

Solutions

33

Size

2

Solutions

33

Size

Problem 1918. ベクトルのスケーリング

Created by: Yoshio

Tags japanese, 日本語

1

Solution

10

Size

1

Solution

10

Size

Problem 1712. NO _________ ALLOWED....

Created by: Chris E.

Tags regexp, string, fun

2

Solutions

12

Size

2

Solutions

12

Size

Problem 1898. Too Many Zeros, Dump Them!

Created by: Mineralter

Tags easy, unuseful zero, simplify

3

Solutions

76

Size

3

Solutions

76

Size

Problem 2351. Replace Nonzero Numbers with 1

Created by: Vishal

Tags matrix

3

Solutions

50

Size

3

Solutions

50

Size

Problem 1422. frame of the matrix

Created by: Marco Castelli

Tags frame

6

Solutions

57

Size

6

Solutions

57

Size

Problem 1421. subtract central cross

Created by: Marco Castelli

Tags empty

7

Solutions

51

Size

7

Solutions

51

Size

Problem 149. Is my wife right?

Created by: the cyclist

Tags easy, silly, fun

1

Solution

8

Size

1

Solution

8

Size

Problem 44656. Draw a 'N'!

Created by: Majid Farzaneh

Tags matrix, draw, n

2

Solutions

30

Size

2

Solutions

30

Size

Problem 156. Parasitic numbers

Created by: the cyclist

Tags parasitic

1

Solution

54

Size

1

Solution

54

Size

Problem 2819. Find the 9's Complement

Created by: Pritesh Shah

Tags matlab

2

Solutions

18

Size

2

Solutions

18

Size

Problem 45. Make a Palindrome Number

Created by: Cody Team

Tags strings

1

Solution

39

Size

1

Solution

39

Size

Problem 351. Back to basics 8 - Matrix Diagonals

Created by: Alan Chalker

Tags basic matlab, basics, bulitin

2

Solutions

10

Size

2

Solutions

10

Size

Problem 55235. Determine if x is a combination of m and n

Created by: Renee Coetsee

Tags math, vector, matrix

3

Solutions

56

Size

3

Solutions

56

Size

Problem 2607. Generate Square Wave

Created by: rifat

Tags signal processing

6

Solutions

47

Size

6

Solutions

47

Size

Problem 44309. Pi Digit Probability

Created by: Mehmet OZC

Tags pi, string manipulation, histogram

12

Solutions

34

Size

12

Solutions

34

Size

Problem 981. Find nearest prime number less than input number

Created by: Reza Ahmadzadeh

Tags math, prime numbers

4

Solutions

34

Size

4

Solutions

34

Size

Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

Tags prime, primes, sophie germain

3

Solutions

31

Size

3

Solutions

31

Size

Problem 2910. Mersenne Primes vs. All Primes

Created by: goc3

Tags primes, comparison, powers

1

Solution

52

Size

1

Solution

52

Size

Problem 525. Mersenne Primes

Created by: Drew Weymouth

Tags math, prime, integers

5

Solutions

41

Size

5

Solutions

41

Size

Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

4

Solutions

85

Size

4

Solutions

85

Size

Problem 1321. Given a matrix, swap the 2nd & 3rd columns

Created by: Harish Maradana

Tags swap

1

Solution

34

Size

1

Solution

34

Size

Problem 1167. matrix zigzag

Created by: trekker

Tags matrix conversion, compression.

1

Solution

101

Size

1

Solution

101

Size

1 – 50 of 273