Jan Orwat

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38

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1 – 41 of 41

Problem 44374. Tautology

Created by: Jan Orwat

Tags regular expressions, cody5

42

Solvers

18

Size

42

Solvers

18

Size

Problem 44372. Polarisation

Created by: Jan Orwat

Tags cody5, quantum, angles

257

Solvers

10

Size

257

Solvers

10

Size

Problem 2736. Pernicious Anniversary Problem

Created by: Jan Orwat

Tags easy, sequences, oeis

823

Solvers

10

Size

823

Solvers

10

Size

Problem 3690. OXO counting

Created by: Jan Orwat

Tags games, oxo, pattern analysis

17

Solvers

22

Size

17

Solvers

22

Size

Problem 2737. Prouhet–Tarry–Escott (basic)

Created by: Jan Orwat

Tags number theory, set, Magic Numbers

7

Solvers

15

Size

7

Solvers

15

Size

Problem 2838. Optimum Egyptian Fractions

Created by: Jan Orwat

Tags recursion, optimization, egyptian fraction

15

Solvers

33

Size

15

Solvers

33

Size

Problem 42710. Cleaner

Created by: Jan Orwat

Tags fun, class, clear

7

Solvers

11

Size

7

Solvers

11

Size

Problem 42498. Pancake sorting - minimum flips.

Created by: Jan Orwat

Tags sorting, pancakes

30

Solvers

67

Size

30

Solvers

67

Size

Problem 42497. Pancake sorting

Created by: Jan Orwat

Tags sorting, pancakes

41

Solvers

45

Size

41

Solvers

45

Size

Problem 42495. N-th permutation.

Created by: Jan Orwat

Tags indexing, permutations

33

Solvers

51

Size

33

Solvers

51

Size

Problem 42494. Which permutation is it?

Created by: Jan Orwat

Tags indexing, permutations

32

Solvers

21

Size

32

Solvers

21

Size

Problem 42493. Pancakes for everyone!

Created by: Jan Orwat

Tags easy, triangle, pancakes

34

Solvers

14

Size

34

Solvers

14

Size

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

Created by: Jan Orwat

Tags sequences, fibonacci, recurrence

351

Solvers

38

Size

351

Solvers

38

Size

Problem 3108. Don't Try, give up and return NaN.

Created by: Jan Orwat

Tags indexing, basic matlab, nan

40

Solvers

20

Size

40

Solvers

20

Size

Problem 2954. Best Problem Elections

Created by: Jan Orwat

Tags cody, best problem elections

56

Solvers

0

Size

56

Solvers

0

Size

Problem 2734. N-th Odious

Created by: Jan Orwat

Tags number theory, oeis, pop series

175

Solvers

16

Size

175

Solvers

16

Size

Problem 2733. Evil Number

Created by: Jan Orwat

Tags easy, number theory, oeis

261

Solvers

10

Size

261

Solvers

10

Size

Problem 2735. Binary Neighbourhood

Created by: Jan Orwat

Tags number theory, pop series

91

Solvers

29

Size

91

Solvers

29

Size

Problem 2848. Digital Neighbourhood

Created by: Jan Orwat

Tags number theory, pop series

71

Solvers

30

Size

71

Solvers

30

Size

Problem 2738. Sideways sum

Created by: Jan Orwat

Tags easy, number theory, pop series

73

Solvers

13

Size

73

Solvers

13

Size

Problem 2837. Modify subscripts

Created by: Jan Orwat

Tags subsref, subsasgn, class

9

Solvers

118

Size

9

Solvers

118

Size

Problem 2836. Modify subscripts - easier

Created by: Jan Orwat

Tags subsref, subsasgn, class

13

Solvers

54

Size

13

Solvers

54

Size

Problem 2622. Packing oranges - one layer

Created by: Jan Orwat

Tags orange, optimal packaging, kepler conjecture

10

Solvers

126

Size

10

Solvers

126

Size

Problem 2597. Alternative Scoring. Create an incremental spiral.

Created by: Jan Orwat

Tags cody, spiral, mtree

18

Solvers

24

Size

18

Solvers

24

Size

Problem 2595. Polite numbers. Politeness.

Created by: Jan Orwat

Tags number theory, oeis

175

Solvers

10

Size

175

Solvers

10

Size

Problem 2593. Polite numbers. N-th polite number.

Created by: Jan Orwat

Tags number theory, a138591

159

Solvers

15

Size

159

Solvers

15

Size

Problem 2582. Cut an orange

Created by: Jan Orwat

Tags sphere, orange, sampling

21

Solvers

62

Size

21

Solvers

62

Size

Problem 2562. Juggling

Created by: Jan Orwat

Tags pattern match, juggling, siteswap

18

Solvers

34

Size

18

Solvers

34

Size

Problem 2561. expand intervals vol.3

Created by: Jan Orwat

Tags basic matlab, integer interval, set theory

72

Solvers

18

Size

72

Solvers

18

Size

Problem 2560. expand intervals vol.2

Created by: Jan Orwat

Tags basic matlab, integer interval, set theory

109

Solvers

15

Size

109

Solvers

15

Size

Problem 2314. Open coded lock.

Created by: Jan Orwat

Tags riddle, hints:, hyperlink

14

Solvers

7

Size

14

Solvers

7

Size

Problem 2313. Narcissistic problem

Created by: Jan Orwat

Tags self-referential, trendy, self reference

160

Solvers

0

Size

160

Solvers

0

Size

Problem 2312. How many solutions has this problem?

Created by: Jan Orwat

Tags self-referential, urlread, cody

65

Solvers

7

Size

65

Solvers

7

Size

Problem 2309. Calculate the Damerau-Levenshtein distance between two strings.

Created by: Jan Orwat

Tags strings, string metric, metric space

26

Solvers

105

Size

26

Solvers

105

Size

Problem 2281. Array ex-OR

Created by: Jan Orwat

Tags xor, basic matlab, exclusive or

52

Solvers

13

Size

52

Solvers

13

Size

Problem 2170. Dealfun (1.0)

Created by: Jan Orwat

Tags deal, feval, multifunction

28

Solvers

16

Size

28

Solvers

16

Size

Problem 1985. How unique?

Created by: Jan Orwat

Tags histogram, uniqueness, occurence

127

Solvers

23

Size

127

Solvers

23

Size

Problem 1986. Another colon problem

Created by: Jan Orwat

Tags basic, indexing, colon

155

Solvers

19

Size

155

Solvers

19

Size

Problem 1874. realsmall

Created by: Jan Orwat

Tags realmin

29

Solvers

7

Size

29

Solvers

7

Size

Problem 1865. MiniMax

Created by: Jan Orwat

Tags find, maximum, minimum

37

Solvers

23

Size

37

Solvers

23

Size

Problem 1771. Polygonal numbers

Created by: Jan Orwat

Tags number theory, sequence, polygonal

130

Solvers

11

Size

130

Solvers

11

Size

1 – 41 of 41