Ziheng Hu

7255

Rank

4

Badges

870

Score

View Community Profile

1 – 50 of 79

Problem 10. Determine whether a vector is monotonically increasing

Created by: Cody Team

Tags vectors, matlab 101

1

Solution

38

Size

1

Solution

38

Size

Problem 44376. The sliding puzzle: 3D

Created by: HH

Tags puzzle, sliding, fifteen

1

Solution

509

Size

1

Solution

509

Size

Problem 44365. An asteroid and a spacecraft

Created by: AMITAVA BISWAS

Tags projectile, mechanics, cody5

1

Solution

77

Size

1

Solution

77

Size

Problem 44387. Birthday cake

Created by: Matthew Eicholtz

Tags geometry, cody5:hard

5

Solutions

179

Size

5

Solutions

179

Size

Problem 44377. Five steps to enlightenment

Created by: Alfonso Nieto-Castanon

Tags indexing, logic, cody5

4

Solutions

410

Size

4

Solutions

410

Size

Problem 44378. Five-dimensional maze

Created by: @bmtran (Bryant Tran)

Tags maze, graph theory, multidimensional

2

Solutions

648

Size

2

Solutions

648

Size

Problem 44381. Cache me Outside

Created by: @bmtran (Bryant Tran)

Tags cody5, memoize

2

Solutions

96

Size

2

Solutions

96

Size

Problem 44337. Sums of Distinct Powers

Created by: James

Tags binary, cody5, distinct powers

1

Solution

55

Size

1

Solution

55

Size

Problem 281. Acid and water

Created by: AMITAVA BISWAS

Tags cody5, exponential decay, fluid mixture

1

Solution

20

Size

1

Solution

20

Size

Problem 44344. The 5th Root

Created by: goc3

Tags root, power, cody5

1

Solution

16

Size

1

Solution

16

Size

Problem 44359. 5th Time's a Charm

Created by: goc3

Tags approximation, cody5, five

1

Solution

40

Size

1

Solution

40

Size

Problem 44374. Tautology

Created by: Jan Orwat

Tags regular expressions, cody5

5

Solutions

557

Size

5

Solutions

557

Size

Problem 44343. Pair Primes

Created by: Mehmet OZC

Tags integers, prime numbers, cody5

1

Solution

244

Size

1

Solution

244

Size

Problem 44353. Group-wise Euclidean distance

Created by: Peng Liu

Tags speed, cody5

1

Solution

32

Size

1

Solution

32

Size

Problem 44367. Inscribed Pentagon? 2

Created by: goc3

Tags geometry, circle, radius

3

Solutions

94

Size

3

Solutions

94

Size

Problem 44386. Circumscribed Pentagon?

Created by: goc3

Tags geometry, circle, circumscribe

3

Solutions

129

Size

3

Solutions

129

Size

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

Created by: James

Tags projecteuler, pandigital, cody5

4

Solutions

309

Size

4

Solutions

309

Size

Problem 44382. Parse me a Lisp

Created by: @bmtran (Bryant Tran)

Tags lisp, parse, cody5

1

Solution

232

Size

1

Solution

232

Size

"Cody" * 5 == "CodyCodyCodyCodyCody"

Created by: Peng Liu

Tags multiplication, string, cody5

4

Solutions

41

Size

4

Solutions

41

Size

Problem 44341. Hexagonal numbers on a spiral matrix

Created by: Mehmet OZC

Tags big integer, cody5, hexagonal numbers

5

Solutions

61

Size

5

Solutions

61

Size

Problem 44379. One track five lanes

Created by: Alfonso Nieto-Castanon

Tags cody5

1

Solution

256

Size

1

Solution

256

Size

Problem 44347. Ned's queens

Created by: HH

Tags contest, cody5

1

Solution

146

Size

1

Solution

146

Size

Problem 44310. Digit concentration in Champernowne's constant

Created by: Mehmet OZC

Tags cody5, champernowne's constant, big number

1

Solution

112

Size

1

Solution

112

Size

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

Created by: Doug Hull

Tags cody5

1

Solution

223

Size

1

Solution

223

Size

Problem 44340. Recaman Sequence - III

Created by: Mehmet OZC

Tags cody5, recaman sequence

2

Solutions

133

Size

2

Solutions

133

Size

Problem 44311. Number of Even Elements in Fibonacci Sequence

Created by: Mehmet OZC

Tags fibonacci, cody5, big number

3

Solutions

14

Size

3

Solutions

14

Size

Problem 25. Remove any row in which a NaN appears

Created by: Cody Team

Tags matlab 101, siam

3

Solutions

42

Size

3

Solutions

42

Size

Problem 37. Pascal's Triangle

Created by: Cody Team

Tags math, combinatorics

3

Solutions

79

Size

3

Solutions

79

Size

Problem 39. Which values occur exactly three times?

Created by: Cody Team

Tags search

4

Solutions

147

Size

4

Solutions

147

Size

Problem 21. Return the 3n+1 sequence for n

Created by: Cody Team

Tags 3n+1, sample

1

Solution

44

Size

1

Solution

44

Size

Problem 32. Most nonzero elements in row

Created by: Cody Team

Tags matrices

5

Solutions

20

Size

5

Solutions

20

Size

Problem 29. Nearest Numbers

Created by: Cody Team

Tags vectors, distance

2

Solutions

89

Size

2

Solutions

89

Size

Problem 17. Find all elements less than 0 or greater than 10 and replace them with NaN

Created by: Cody Team

Tags data cleaning, basic matlab

2

Solutions

38

Size

2

Solutions

38

Size

Problem 23. Finding Perfect Squares

Created by: Cody Team

Tags sets

4

Solutions

17

Size

4

Solutions

17

Size

Problem 4. Make a checkerboard matrix

Created by: Cody Team

Tags matrices, square

4

Solutions

41

Size

4

Solutions

41

Size

Problem 34. Binary numbers

Created by: Cody Team

Tags matlab

2

Solutions

70

Size

2

Solutions

70

Size

Problem 12. Fibonacci sequence

Created by: Cody Team

Tags sequences, fibonacci, siam

1

Solution

48

Size

1

Solution

48

Size

Problem 7. Column Removal

Created by: Cody Team

Tags matlab 101, basic matlab

3

Solutions

67

Size

3

Solutions

67

Size

Problem 19. Swap the first and last columns

Created by: Cody Team

Tags math, matlab 101, permutations

3

Solutions

36

Size

3

Solutions

36

Size

Problem 5. Triangle Numbers

Created by: Cody Team

Tags math, triangle, nice

1

Solution

22

Size

1

Solution

22

Size

Problem 44345. MATLAB Counter

Created by: Peng Liu

Tags cody5, nested function

1

Solution

38

Size

1

Solution

38

Size

Problem 564. How to subtract?

Created by: AMITAVA BISWAS

Tags addition, cody5, X-Y

2

Solutions

163

Size

2

Solutions

163

Size

Problem 44334. Sums of Multiple Pairs of Triangular Numbers

Created by: James

Tags triangular numbers, cody5

1

Solution

97

Size

1

Solution

97

Size

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

Created by: Doug Hull

Tags cody5, noughts and crosses

3

Solutions

94

Size

3

Solutions

94

Size

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

Created by: Mehmet OZC

Tags integer sequence, cody5, van eck's sequence

1

Solution

79

Size

1

Solution

79

Size

Problem 44314. A Simple Tide Gauge with MATLAB

Created by: AMITAVA BISWAS

Tags ocean, prediction, regression

3

Solutions

24

Size

3

Solutions

24

Size

Problem 44309. Pi Digit Probability

Created by: Mehmet OZC

Tags pi, string manipulation, histogram

2

Solutions

29

Size

2

Solutions

29

Size

Problem 44372. Polarisation

Created by: Jan Orwat

Tags cody5, quantum, angles

1

Solution

73

Size

1

Solution

73

Size

Problem 44339. Recaman Sequence - II

Created by: Mehmet OZC

Tags integer sequence, cody5, recaman sequence

2

Solutions

109

Size

2

Solutions

109

Size

Problem 44338. Recaman Sequence - I

Created by: Mehmet OZC

Tags integer sequence, cody5

1

Solution

81

Size

1

Solution

81

Size

1 – 50 of 79