Binh

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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

7

Solutions

23

Size

7

Solutions

23

Size

Problem 194. Clockwise or Counterclockwise

Created by: Alfonso Nieto-Castanon

Tags math, polygon

2

Solutions

69

Size

2

Solutions

69

Size

Problem 193. Smallest distance between a point and a rectangle

Created by: Alfonso Nieto-Castanon

Tags math, distance

2

Solutions

73

Size

2

Solutions

73

Size

Problem 2674. Generalised Hamming Number

Created by: Jean-Marie Sainthillier

Tags hamming

1

Solution

68

Size

1

Solution

68

Size

Problem 190. Great Circle Distance

Created by: @bmtran (Bryant Tran)

Tags distance, great circle, azimuth

2

Solutions

62

Size

2

Solutions

62

Size

Problem 381. Angle between two vectors

Created by: Aurelien Queffurust

Tags vectors, geometry, angle

1

Solution

25

Size

1

Solution

25

Size

Problem 392. Clock Hand Angle 1

Created by: @bmtran (Bryant Tran)

Tags math, clocks, fractions

2

Solutions

80

Size

2

Solutions

80

Size

Problem 636. Spherical radius given four points

Created by: Richard Zapor

Tags geometry linear algebra, non-linear

3

Solutions

57

Size

3

Solutions

57

Size

Problem 417. Covering area

Created by: Nikolai

Tags area, triangulation, geometrics

1

Solution

73

Size

1

Solution

73

Size

Problem 1826. Find vampire numbers

Created by: Andrew Newell

Tags factors, number theory

3

Solutions

160

Size

3

Solutions

160

Size

Problem 2910. Mersenne Primes vs. All Primes

Created by: goc3

Tags primes, comparison, powers

2

Solutions

85

Size

2

Solutions

85

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

Created by: James

Tags primes, projecteuler, circular reasoning

2

Solutions

111

Size

2

Solutions

111

Size

Problem 1722. Find the next prime number

Created by: Chris E.

Tags prime

1

Solution

45

Size

1

Solution

45

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Problem 1567. Make a vector of prime numbers

Created by: Marek Kuklis

Tags matlab

1

Solution

37

Size

1

Solution

37

Size

Problem 1096. Largest Twin Primes

Created by: Des Mc Manus

Tags primes

1

Solution

48

Size

1

Solution

48

Size

Problem 525. Mersenne Primes

Created by: Drew Weymouth

Tags math, prime, integers

2

Solutions

65

Size

2

Solutions

65

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Problem 981. Find nearest prime number less than input number

Created by: Reza Ahmadzadeh

Tags math, prime numbers

4

Solutions

31

Size

4

Solutions

31

Size

Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

Tags prime, primes, sophie germain

1

Solution

34

Size

1

Solution

34

Size

Problem 198. Are you in or are you out?

Created by: the cyclist

Tags polygon, basics, poor_test_suite

2

Solutions

116

Size

2

Solutions

116

Size

Problem 330. Circumscribed circles

Created by: Alan Chalker

Tags geometry

2

Solutions

48

Size

2

Solutions

48

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Problem 336. Similar Triangles - find the height of the tree

Created by: Bruce Raine

Tags multiplication, arithmetic, geometry

2

Solutions

32

Size

2

Solutions

32

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Problem 164. Right and wrong

Created by: the cyclist

Tags triangle

1

Solution

42

Size

1

Solution

42

Size

Problem 450. What is the distance from point P(x,y) to the line Ax + By + C = 0?

Created by: Bruce Raine

Tags distance, pythagoras, orthogonal

1

Solution

34

Size

1

Solution

34

Size

Problem 148. Factorize THIS, buddy

Created by: the cyclist

Tags easy prime, basic matlab

2

Solutions

24

Size

2

Solutions

24

Size

Problem 43269. Get all prime factors

Created by: Jamil Kasan

Tags primes, factorization

1

Solution

18

Size

1

Solution

18

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Problem 365. Numbers with prime factors 2, 3 and 5.

Created by: elias GR

Tags primes, factors

7

Solutions

84

Size

7

Solutions

84

Size

Problem 191. Proper Factors

Created by: @bmtran (Bryant Tran)

Tags proper factors

1

Solution

34

Size

1

Solution

34

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Problem 1066. Multiples of a Number in a Given Range

Created by: @bmtran (Bryant Tran)

Tags factor, plus15, colon

3

Solutions

36

Size

3

Solutions

36

Size

Problem 1925. Smith numbers

Created by: Sky Sartorius

Tags sum, factors

1

Solution

98

Size

1

Solution

98

Size

Problem 83. Prime factor digits

Created by: Cody Team

Tags primes

1

Solution

65

Size

1

Solution

65

Size

Problem 554. Is the Point in a Circle?

Created by: Kuifeng

Tags circle, poor_test_suite, poor_problem_statement

1

Solution

55

Size

1

Solution

55

Size

Problem 635. Angle between Two Vectors

Created by: Richard Zapor

Tags vectors, geometry, vector calculus

1

Solution

25

Size

1

Solution

25

Size

Problem 637. Volume of a Parallelepiped

Created by: Richard Zapor

Tags vector operators dot cross

1

Solution

27

Size

1

Solution

27

Size

Problem 768. Are all the three given point in the same line?

Created by: Reza Ahmadzadeh

Tags geometry, algebra

1

Solution

57

Size

1

Solution

57

Size

Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

Tags plus15, aspect ratio, television

1

Solution

52

Size

1

Solution

52

Size

Problem 752. Is X a Fibonacci Matrix?

Created by: Sean de Wolski

Tags fibonacci, Tic...Toc...

17

Solutions

112

Size

17

Solutions

112

Size

Problem 3092. Return fibonacci sequence do not use loop and condition

Created by: Binbin Qi

Tags loop, fibonacci, condition

1

Solution

29

Size

1

Solution

29

Size

Problem 43016. Find the next Fibonacci number

Created by: Steven Van Vaerenbergh

Tags fibonacci

1

Solution

81

Size

1

Solution

81

Size

Problem 2423. Integer Sequence - II : New Fibonacci

Created by: rifat

Tags fibonacci, integer sequence

1

Solution

44

Size

1

Solution

44

Size

Problem 44646. Draw a 'Z'.

Created by: Majid Farzaneh

Tags matrix, character, z

1

Solution

35

Size

1

Solution

35

Size

Problem 44652. Draw a 'X'!

Created by: Majid Farzaneh

Tags basic, matrix, x

1

Solution

25

Size

1

Solution

25

Size

Problem 44666. Draw 'O' !

Created by: Majid Farzaneh

Tags matrix, o, draw

1

Solution

32

Size

1

Solution

32

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Problem 44656. Draw a 'N'!

Created by: Majid Farzaneh

Tags matrix, draw, n

2

Solutions

35

Size

2

Solutions

35

Size

Problem 44686. Draw 'J'

Created by: Majid Farzaneh

Tags matrix, character, j

2

Solutions

35

Size

2

Solutions

35

Size

Problem 44667. Draw 'I'

Created by: Majid Farzaneh

Tags matrix, draw, i

2

Solutions

48

Size

2

Solutions

48

Size

Problem 44681. Draw 'H'

Created by: Majid Farzaneh

Tags matrix, draw, h

1

Solution

33

Size

1

Solution

33

Size

Problem 44680. Draw 'F'

Created by: Majid Farzaneh

Tags matrix, f, draw

1

Solution

33

Size

1

Solution

33

Size

Problem 44679. Draw 'E'

Created by: Majid Farzaneh

Tags matrix, e, draw

1

Solution

34

Size

1

Solution

34

Size

Problem 44673. Draw 'D'.

Created by: Majid Farzaneh

Tags matrix, d, draw

1

Solution

41

Size

1

Solution

41

Size

Problem 44672. Draw 'C'.

Created by: Majid Farzaneh

Tags matrix, c, draw

1

Solution

37

Size

1

Solution

37

Size

1 – 50 of 287