David Burns

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1 – 50 of 486

Problem 44367. Inscribed Pentagon? 2

Created by: goc3

Tags geometry, circle, radius

1

Solution

86

Size

1

Solution

86

Size

Problem 44365. An asteroid and a spacecraft

Created by: AMITAVA BISWAS

Tags projectile, mechanics, cody5

1

Solution

81

Size

1

Solution

81

Size

Problem 44364. Is this a valid Tic Tac Toe State?

Created by: Doug Hull

Tags cody5

1

Solution

155

Size

1

Solution

155

Size

Problem 44359. 5th Time's a Charm

Created by: goc3

Tags approximation, cody5, five

2

Solutions

38

Size

2

Solutions

38

Size

Problem 44353. Group-wise Euclidean distance

Created by: Peng Liu

Tags speed, cody5

1

Solution

75

Size

1

Solution

75

Size

Problem 44347. Ned's queens

Created by: HH

Tags contest, cody5

1

Solution

201

Size

1

Solution

201

Size

Problem 44344. The 5th Root

Created by: goc3

Tags root, power, cody5

1

Solution

14

Size

1

Solution

14

Size

Problem 44343. Pair Primes

Created by: Mehmet OZC

Tags integers, prime numbers, cody5

1

Solution

346

Size

1

Solution

346

Size

Problem 44341. Hexagonal numbers on a spiral matrix

Created by: Mehmet OZC

Tags big integer, cody5, hexagonal numbers

1

Solution

92

Size

1

Solution

92

Size

Problem 44340. Recaman Sequence - III

Created by: Mehmet OZC

Tags cody5, recaman sequence

1

Solution

98

Size

1

Solution

98

Size

Problem 44337. Sums of Distinct Powers

Created by: James

Tags binary, cody5, distinct powers

1

Solution

68

Size

1

Solution

68

Size

Problem 44316. Pandigital Multiples of 11 (based on Project Euler 491)

Created by: James

Tags projecteuler, pandigital, cody5

1

Solution

77

Size

1

Solution

77

Size

Problem 44310. Digit concentration in Champernowne's constant

Created by: Mehmet OZC

Tags cody5, champernowne's constant, big number

2

Solutions

34

Size

2

Solutions

34

Size

Problem 281. Acid and water

Created by: AMITAVA BISWAS

Tags cody5, exponential decay, fluid mixture

1

Solution

24

Size

1

Solution

24

Size

Problem 44339. Recaman Sequence - II

Created by: Mehmet OZC

Tags integer sequence, cody5, recaman sequence

1

Solution

100

Size

1

Solution

100

Size

Problem 44338. Recaman Sequence - I

Created by: Mehmet OZC

Tags integer sequence, cody5

1

Solution

83

Size

1

Solution

83

Size

Problem 44334. Sums of Multiple Pairs of Triangular Numbers

Created by: James

Tags triangular numbers, cody5

1

Solution

70

Size

1

Solution

70

Size

Problem 44321. Van Eck's Sequence's nth member

Created by: Mehmet OZC

Tags integer sequence, cody5, van eck's sequence

1

Solution

77

Size

1

Solution

77

Size

Problem 44319. Write c^3 as sum of two squares a^2+b^2

Created by: Mehmet OZC

Tags number theory, cody5

1

Solution

63

Size

1

Solution

63

Size

Problem 44315. Predicting life and death of a memory-less light bulb

Created by: AMITAVA BISWAS

Tags random, probability, decay

1

Solution

17

Size

1

Solution

17

Size

Problem 44314. A Simple Tide Gauge with MATLAB

Created by: AMITAVA BISWAS

Tags ocean, prediction, regression

1

Solution

26

Size

1

Solution

26

Size

Problem 44307. The glass half full

Created by: HH

Tags contest, cody5

1

Solution

56

Size

1

Solution

56

Size

Problem 44306. Is it really a 5?

Created by: goc3

Tags regexp, string, number

1

Solution

102

Size

1

Solution

102

Size

Problem 44305. 5 Prime Numbers

Created by: goc3

Tags prime, primes, string

1

Solution

63

Size

1

Solution

63

Size

Problem 2736. Pernicious Anniversary Problem

Created by: Jan Orwat

Tags easy, sequences, oeis

1

Solution

19

Size

1

Solution

19

Size

Problem 564. How to subtract?

Created by: AMITAVA BISWAS

Tags addition, cody5, X-Y

6

Solutions

18

Size

6

Solutions

18

Size

Problem 369. Basic electricity in a dry situation

Created by: AMITAVA BISWAS

Tags physics, current, cody5

1

Solution

22

Size

1

Solution

22

Size

Problem 44342. Spot the First Occurrence of 5

Created by: Peng Liu

Tags cody5

1

Solution

23

Size

1

Solution

23

Size

Problem 44345. MATLAB Counter

Created by: Peng Liu

Tags cody5, nested function

1

Solution

35

Size

1

Solution

35

Size

Problem 44385. Extra safe primes

Created by: Matthew Eicholtz

Tags prime numbers, cody5, safe prime

1

Solution

83

Size

1

Solution

83

Size

Problem 44384. Find the nearest prime number

Created by: Matthew Eicholtz

Tags prime numbers, cody5

1

Solution

51

Size

1

Solution

51

Size

Problem 44380. ASCII Birthday Cake

Created by: @bmtran (Bryant Tran)

Tags art, birthday, ascii

1

Solution

175

Size

1

Solution

175

Size

Problem 44375. Missing five

Created by: Alfonso Nieto-Castanon

Tags cody5

1

Solution

32

Size

1

Solution

32

Size

Problem 44372. Polarisation

Created by: Jan Orwat

Tags cody5, quantum, angles

1

Solution

21

Size

1

Solution

21

Size

Problem 44370. Octoberfest festival

Created by: Andriy Kavetsky

Tags fibonacci, cody5

1

Solution

50

Size

1

Solution

50

Size

Problem 44369. Circle/Pentagon Overlap

Created by: goc3

Tags geometry, circle, radius

1

Solution

22

Size

1

Solution

22

Size

Problem 44368. Inscribed Pentagon?

Created by: goc3

Tags geometry, circle, radius

1

Solution

65

Size

1

Solution

65

Size

Problem 44363. Is this is a Tic Tac Toe X Win?

Created by: Doug Hull

Tags cody5, noughts and crosses

1

Solution

52

Size

1

Solution

52

Size

Problem 44360. Pentagonal Numbers

Created by: goc3

Tags series, number, sequence

1

Solution

105

Size

1

Solution

105

Size

Problem 44358. I Plead the Fifth

Created by: goc3

Tags regexp, strings, string

1

Solution

27

Size

1

Solution

27

Size

Problem 44352. The Top 5 Primes

Created by: Peng Liu

Tags cody5

1

Solution

68

Size

1

Solution

68

Size

Problem 44350. Breaking Out of the Matrix

Created by: James

Tags cody5, whoa, windowing

1

Solution

91

Size

1

Solution

91

Size

Problem 44349. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.

Created by: James

Tags time, cody5

1

Solution

28

Size

1

Solution

28

Size

Problem 361. Energy of a photon

Created by: AMITAVA BISWAS

Tags physics, frequency, energy

1

Solution

26

Size

1

Solution

26

Size

Problem 24. Function Iterator

Created by: Cody Team

Tags anonymous functions, function handles, nested functions

1

Solution

30

Size

1

Solution

30

Size

Problem 26. Determine if input is odd

Created by: Cody Team

Tags easy, basic matlab, why matlab

1

Solution

16

Size

1

Solution

16

Size

Problem 27. Pangrams!

Created by: Cody Team

Tags strings

1

Solution

21

Size

1

Solution

21

Size

Problem 28. Counting Money

Created by: Cody Team

Tags regexp, strings

1

Solution

17

Size

1

Solution

17

Size

Problem 29. Nearest Numbers

Created by: Cody Team

Tags vectors, distance

1

Solution

66

Size

1

Solution

66

Size

Problem 30. Sort a list of complex numbers based on far they are from the origin.

Created by: Cody Team

Tags sorting, basic matlab

2

Solutions

11

Size

2

Solutions

11

Size

1 – 50 of 486