Alexander Ross

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51 – 100 of 710

Problem 56200. Triangle Coordinates

Created by: Ben Placek

Tags math, matrix creation

1

Solution

55

Size

1

Solution

55

Size

Problem 56170. Dartboard Average I

Created by: Matt Tearle

Tags math, mean, dartboard

1

Solution

76

Size

1

Solution

76

Size

Problem 56283. Determine if Input is Oddish or Evenish (Odd/Even Sum of Digits)

Created by: Matt Tearle

Tags math, numbers

2

Solutions

32

Size

2

Solutions

32

Size

Problem 44761. Lights Out 9 - 5x5, light-only solution? II

Created by: goc3

Tags game, logic, flip

1

Solution

385

Size

1

Solution

385

Size

Problem 44760. Lights Out 8 - 5x5, light-only solution? I

Created by: goc3

Tags game, logic, flip

2

Solutions

383

Size

2

Solutions

383

Size

Problem 44776. Lights Out 15 - 5x5, broken buttons I

Created by: goc3

Tags game, logic, flip

1

Solution

358

Size

1

Solution

358

Size

Problem 44759. Lights Out 7 - 5x5, x moves

Created by: goc3

Tags game, logic, flip

1

Solution

364

Size

1

Solution

364

Size

Problem 44757. Lights Out 6 - 5x5, 13 moves

Created by: goc3

Tags game, logic, flip

2

Solutions

365

Size

2

Solutions

365

Size

Problem 44756. Lights Out 5 - 5x5, 10 moves

Created by: goc3

Tags search, game, logic

2

Solutions

365

Size

2

Solutions

365

Size

Problem 44755. Lights Out 4 - 5x5, 8 moves

Created by: goc3

Tags game, logic, flip

1

Solution

364

Size

1

Solution

364

Size

Problem 1771. Polygonal numbers

Created by: Jan Orwat

Tags number theory, sequence, polygonal

1

Solution

26

Size

1

Solution

26

Size

Problem 2522. Convert given decimal number to binary number.

Created by: Pritesh Shah

Tags binary, numbers

3

Solutions

12

Size

3

Solutions

12

Size

Problem 44753. Lights Out 3 - 5x5, 6 moves

Created by: goc3

Tags game, logic, flip

2

Solutions

196

Size

2

Solutions

196

Size

Problem 44752. Lights Out 2 - 5x5, 4 moves

Created by: goc3

Tags game, logic, flip

3

Solutions

196

Size

3

Solutions

196

Size

Problem 44751. Lights Out 1 - 5x5, 3 moves

Created by: goc3

Tags game, logic, flip

3

Solutions

217

Size

3

Solutions

217

Size

Problem 3068. Pattern Recognition 1 - Known Unit Length

Created by: goc3

Tags array, pattern, recognition

6

Solutions

25

Size

6

Solutions

25

Size

Problem 42631. Cumulative minimum of an array

Created by: Matthew Eicholtz

Tags matrix manipulation, cummin

1

Solution

257

Size

1

Solution

257

Size

Problem 42633. Cumulative maximum of an array

Created by: Matthew Eicholtz

Tags matrix manipulation, cummax

4

Solutions

257

Size

4

Solutions

257

Size

Problem 54550. String Logic 9

Created by: Athi

Tags logic, string

2

Solutions

24

Size

2

Solutions

24

Size

Problem 54565. String Logic 12

Created by: Athi

Tags logic, string

1

Solution

10

Size

1

Solution

10

Size

Problem 55225. Simpson's Paradox - Calculate correlation coefficients for groups of data

Created by: Matt Tearle

Tags matrix, correlation

2

Solutions

71

Size

2

Solutions

71

Size

Problem 42673. Longest Collatz Sequence

Created by: Jean-Marie Sainthillier

Tags project euler, collatz number

3

Solutions

74

Size

3

Solutions

74

Size

Problem 2664. Divisors for big integer

Created by: Jean-Marie Sainthillier

Tags projecteuler, divisors

1

Solution

34

Size

1

Solution

34

Size

Problem 2337. Sum of big primes without primes

Created by: Jean-Marie Sainthillier

Tags primes, project euler, eratosthenes

2

Solutions

22

Size

2

Solutions

22

Size

Problem 1383. Count letters occurence in text, specific to words with a given length.

Created by: Cedric

Tags regexp, letters, counts

2

Solutions

84

Size

2

Solutions

84

Size

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

Created by: Renee Coetsee

Tags math, vector, matrix

2

Solutions

56

Size

2

Solutions

56

Size

Problem 55230. Find Closest Constant

Created by: Renee Coetsee

Tags math, vector, matrix

1

Solution

43

Size

1

Solution

43

Size

Problem 55245. Calculating Student Grades

Created by: Renee Coetsee

Tags matrix

1

Solution

167

Size

1

Solution

167

Size

Problem 59751. Merge two integers

Created by: minnolina

Tags basic, easy

1

Solution

55

Size

1

Solution

55

Size

Problem 43142. Find max prime number

Created by: Hoai Tran Quoc

Tags max prime number

2

Solutions

12

Size

2

Solutions

12

Size

Problem 45399. ZigZag - 01

Created by: Asif Newaz

Tags easy, matrix manipulation, zigzag

2

Solutions

32

Size

2

Solutions

32

Size

Problem 273. Recurring Cycle Length (Inspired by Project Euler Problem 26)

Created by: @bmtran (Bryant Tran)

Tags project euler, digits, decimals

1

Solution

72

Size

1

Solution

72

Size

Problem 1281. Fermat's Last Theorem - Fermat's conjecture

Created by: Marco Castelli

Tags matlab, find, sum

1

Solution

60

Size

1

Solution

60

Size

Problem 1082. Lychrel Number Test (Inspired by Project Euler Problem 55)

Created by: @bmtran (Bryant Tran)

Tags projecteuler, plus15

1

Solution

71

Size

1

Solution

71

Size

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

Created by: J-G van der Toorn

Tags repmat, elementare operations, ops

1

Solution

43

Size

1

Solution

43

Size

Problem 375. N-Dimensional Array Slice

Created by: @bmtran (Bryant Tran)

Tags indexing

1

Solution

51

Size

1

Solution

51

Size

Problem 42319. How close to a hole

Created by: igor tubis

Tags diff, distance, history

3

Solutions

71

Size

3

Solutions

71

Size

Problem 2585. How to reverse spdiags?

Created by: Jean-Marie Sainthillier

Tags matrix manipulation, diag, spdiags

5

Solutions

127

Size

5

Solutions

127

Size

Problem 2773. Find the distance between runs

Created by: Guillaume

Tags diff, runs

1

Solution

203

Size

1

Solution

203

Size

Problem 44333. Vector indexing: lower than mean

Created by: Brian

Tags vector, mean

2

Solutions

14

Size

2

Solutions

14

Size

Problem 60727. Remove the diagonal of a square matrix

Created by: ChrisR

Tags matrix manipulation, diagonal

2

Solutions

41

Size

2

Solutions

41

Size

Problem 42498. Pancake sorting - minimum flips.

Created by: Jan Orwat

Tags sorting, pancakes

1

Solution

106

Size

1

Solution

106

Size

Problem 42497. Pancake sorting

Created by: Jan Orwat

Tags sorting, pancakes

2

Solutions

106

Size

2

Solutions

106

Size

Problem 591. Create a patchwork matrix

Created by: Nicholas Howe

Tags matrix assembly

1

Solution

94

Size

1

Solution

94

Size

Problem 2561. expand intervals vol.3

Created by: Jan Orwat

Tags basic matlab, integer interval, set theory

2

Solutions

70

Size

2

Solutions

70

Size

Problem 803. Twist 'n' Match

Created by: Ned Gulley

Tags rotation

1

Solution

144

Size

1

Solution

144

Size

Problem 1961. Finding neighbors of [-1:1] in a matrix....

Created by: Chris E.

Tags matrix manipulation

1

Solution

142

Size

1

Solution

142

Size

Problem 3075. Matrix of Multiplication Facts

Created by: James

Tags matrix, factors, elementary_school_math

11

Solutions

72

Size

11

Solutions

72

Size

Problem 106. Weighted average

Created by: Will

Tags average, weighted, poor_test_suite

1

Solution

17

Size

1

Solution

17

Size

Problem 43689. Make an identity matrix whose diagonal elements are 1:n

Created by: Iik Jae Park

Tags test, basics

1

Solution

12

Size

1

Solution

12

Size

51 – 100 of 710