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1 – 50 of 165

Problem 1826. Find vampire numbers

Created by: Andrew Newell

Tags factors, number theory

3

Solutions

138

Size

3

Solutions

138

Size

Problem 148. Factorize THIS, buddy

Created by: the cyclist

Tags easy prime, basic matlab

3

Solutions

62

Size

3

Solutions

62

Size

Problem 43269. Get all prime factors

Created by: Jamil Kasan

Tags primes, factorization

2

Solutions

54

Size

2

Solutions

54

Size

Problem 2674. Generalised Hamming Number

Created by: Jean-Marie Sainthillier

Tags hamming

4

Solutions

76

Size

4

Solutions

76

Size

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

Created by: elias GR

Tags primes, factors

3

Solutions

111

Size

3

Solutions

111

Size

Problem 191. Proper Factors

Created by: @bmtran (Bryant Tran)

Tags proper factors

3

Solutions

40

Size

3

Solutions

40

Size

Problem 2869. There are 10 types of people in the world

Created by: James

Tags binary, palindromes

3

Solutions

44

Size

3

Solutions

44

Size

Problem 43977. Converting binary to decimals

Created by: Nadhirah Nordin

Tags binary, test, basics

1

Solution

12

Size

1

Solution

12

Size

Problem 2891. Binary code (array)

Created by: Yannick

Tags binary, vector, basic matlab

1

Solution

20

Size

1

Solution

20

Size

Problem 1547. Relative ratio of "1" in binary number

Created by: Marek Kuklis

Tags matlab, binary

1

Solution

32

Size

1

Solution

32

Size

Problem 1295. Bit Reversal

Created by: @bmtran (Bryant Tran)

Tags plus15, bit reversal

1

Solution

26

Size

1

Solution

26

Size

Problem 108. Given an unsigned integer x, find the largest y by rearranging the bits in x

Created by: AMITAVA BISWAS

Tags binary

1

Solution

25

Size

1

Solution

25

Size

Problem 1925. Smith numbers

Created by: Sky Sartorius

Tags sum, factors

1

Solution

93

Size

1

Solution

93

Size

Problem 1066. Multiples of a Number in a Given Range

Created by: @bmtran (Bryant Tran)

Tags factor, plus15, colon

3

Solutions

33

Size

3

Solutions

33

Size

Problem 83. Prime factor digits

Created by: Cody Team

Tags primes

5

Solutions

71

Size

5

Solutions

71

Size

Problem 1722. Find the next prime number

Created by: Chris E.

Tags prime

2

Solutions

51

Size

2

Solutions

51

Size

Problem 1567. Make a vector of prime numbers

Created by: Marek Kuklis

Tags matlab

2

Solutions

39

Size

2

Solutions

39

Size

Problem 1096. Largest Twin Primes

Created by: Des Mc Manus

Tags primes

4

Solutions

49

Size

4

Solutions

49

Size

Problem 525. Mersenne Primes

Created by: Drew Weymouth

Tags math, prime, integers

3

Solutions

36

Size

3

Solutions

36

Size

Problem 981. Find nearest prime number less than input number

Created by: Reza Ahmadzadeh

Tags math, prime numbers

2

Solutions

78

Size

2

Solutions

78

Size

Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

Tags prime, primes, sophie germain

1

Solution

64

Size

1

Solution

64

Size

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

Created by: James

Tags primes, projecteuler, circular reasoning

1

Solution

158

Size

1

Solution

158

Size

Problem 2910. Mersenne Primes vs. All Primes

Created by: goc3

Tags primes, comparison, powers

1

Solution

86

Size

1

Solution

86

Size

Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

1

Solution

48

Size

1

Solution

48

Size

Problem 8057. (Linear) Recurrence Equations - Generalised Fibonacci-like sequences

Created by: Jan Orwat

Tags sequences, fibonacci, recurrence

2

Solutions

89

Size

2

Solutions

89

Size

Problem 42340. Fibonacci Decomposition

Created by: Ned Gulley

Tags fibonacci

1

Solution

68

Size

1

Solution

68

Size

Problem 44481. How many Fibonacci numbers?

Created by: Bob Tivnan

Tags integers, fibonacci, #easy

3

Solutions

88

Size

3

Solutions

88

Size

Problem 752. Is X a Fibonacci Matrix?

Created by: Sean de Wolski

Tags fibonacci, Tic...Toc...

19

Solutions

45

Size

19

Solutions

45

Size

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

Created by: Binbin Qi

Tags loop, fibonacci, condition

6

Solutions

38

Size

6

Solutions

38

Size

Problem 43016. Find the next Fibonacci number

Created by: Steven Van Vaerenbergh

Tags fibonacci

3

Solutions

63

Size

3

Solutions

63

Size

Problem 2423. Integer Sequence - II : New Fibonacci

Created by: rifat

Tags fibonacci, integer sequence

9

Solutions

73

Size

9

Solutions

73

Size

Problem 44311. Number of Even Elements in Fibonacci Sequence

Created by: Mehmet OZC

Tags fibonacci, cody5, big number

5

Solutions

17

Size

5

Solutions

17

Size

Problem 1946. Fibonacci-Sum of Squares

Created by: Chris Cleveland

Tags fibonacci, sum of squares

1

Solution

48

Size

1

Solution

48

Size

Problem 434. Return the Fibonacci Sequence

Created by: Matt Fig

Tags fibonacci

3

Solutions

45

Size

3

Solutions

45

Size

Problem 12. Fibonacci sequence

Created by: Cody Team

Tags sequences, fibonacci, siam

1

Solution

30

Size

1

Solution

30

Size

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

Created by: Doug Hull

Tags projecteuler, basic matlab

2

Solutions

31

Size

2

Solutions

31

Size

Problem 249. Project Euler: Problem 9, Pythagorean numbers

Created by: Doug Hull

Tags projecteuler

2

Solutions

52

Size

2

Solutions

52

Size

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

Created by: Doug Hull

Tags projecteuler

3

Solutions

53

Size

3

Solutions

53

Size

Problem 241. Project Euler: Problem 7, Nth prime

Created by: Doug Hull

Tags primes, projecteuler

13

Solutions

70

Size

13

Solutions

70

Size

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

Created by: Doug Hull

Tags projecteuler

2

Solutions

33

Size

2

Solutions

33

Size

Problem 239. Project Euler: Problem 5, Smallest multiple

Created by: Doug Hull

Tags projecteuler

3

Solutions

23

Size

3

Solutions

23

Size

Problem 235. Project Euler: Problem 4, Palindromic numbers

Created by: Doug Hull

Tags projecteuler

5

Solutions

78

Size

5

Solutions

78

Size

Problem 58773. ICFP 2023 Orchestra: Score Optimization of 2-Musicians and 1-Attendee

Created by: Richard Zapor

Tags optimization, icfp, orchestra

1

Solution

356

Size

1

Solution

356

Size

Problem 34. Binary numbers

Created by: Cody Team

Tags matlab

2

Solutions

48

Size

2

Solutions

48

Size

Problem 2678. Find out sum and carry of Binary adder

Created by: Pritesh Shah

Tags binary

2

Solutions

30

Size

2

Solutions

30

Size

Problem 2522. Convert given decimal number to binary number.

Created by: Pritesh Shah

Tags binary, numbers

8

Solutions

14

Size

8

Solutions

14

Size

Problem 413. Back to basics 23 - Triangular matrix

Created by: Alan Chalker

Tags matrices, basic matlab, basics

2

Solutions

48

Size

2

Solutions

48

Size

Problem 152. Create a cell array out of a struct

Created by: Daniel

Tags struct cell

2

Solutions

35

Size

2

Solutions

35

Size

Problem 546. Is A the inverse of B?

Created by: Bruce Raine

Tags inverse function, inverse, identity

5

Solutions

31

Size

5

Solutions

31

Size

Problem 42876. Rotate Matrix @180 degree

Created by: Pritesh Shah

Tags matrix manipulation, matrix

2

Solutions

13

Size

2

Solutions

13

Size

1 – 50 of 165