Peter Wittenberg

327

Rank

7

Badges

4675

Score

View Community Profile

1 – 50 of 446

Problem 44305. 5 Prime Numbers

Created by: goc3

Tags prime, primes, string

4

Solutions

62

Size

4

Solutions

62

Size

Problem 44369. Circle/Pentagon Overlap

Created by: goc3

Tags geometry, circle, radius

2

Solutions

42

Size

2

Solutions

42

Size

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

Created by: Mehmet OZC

Tags number theory, cody5

5

Solutions

75

Size

5

Solutions

75

Size

Problem 44375. Missing five

Created by: Alfonso Nieto-Castanon

Tags cody5

6

Solutions

42

Size

6

Solutions

42

Size

Problem 369. Basic electricity in a dry situation

Created by: AMITAVA BISWAS

Tags physics, current, cody5

1

Solution

12

Size

1

Solution

12

Size

Problem 44384. Find the nearest prime number

Created by: Matthew Eicholtz

Tags prime numbers, cody5

2

Solutions

61

Size

2

Solutions

61

Size

Problem 44385. Extra safe primes

Created by: Matthew Eicholtz

Tags prime numbers, cody5, safe prime

3

Solutions

55

Size

3

Solutions

55

Size

Problem 2736. Pernicious Anniversary Problem

Created by: Jan Orwat

Tags easy, sequences, oeis

4

Solutions

18

Size

4

Solutions

18

Size

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

Created by: Doug Hull

Tags cody5, noughts and crosses

8

Solutions

43

Size

8

Solutions

43

Size

Problem 361. Energy of a photon

Created by: AMITAVA BISWAS

Tags physics, frequency, energy

1

Solution

12

Size

1

Solution

12

Size

Problem 564. How to subtract?

Created by: AMITAVA BISWAS

Tags addition, cody5, X-Y

1

Solution

20

Size

1

Solution

20

Size

Problem 2022. Find a Pythagorean triple

Created by: Tanya Morton

Tags pythagoras

1

Solution

63

Size

1

Solution

63

Size

Problem 2019. Dimensions of a rectangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

2

Solutions

21

Size

2

Solutions

21

Size

Problem 1920. Find the position of first minimum value in an integer array with numbers

Created by: Awadhesh Srivastava

Tags minpos

1

Solution

17

Size

1

Solution

17

Size

Problem 1923. Find the maximum two numbers of every column of a matrix

Created by: Binbin Qi

Tags max

2

Solutions

23

Size

2

Solutions

23

Size

Problem 1485. Method of Common Differences part-1

Created by: G K

Tags math, sequences, matlab

7

Solutions

48

Size

7

Solutions

48

Size

Problem 1575. The sum of the numbers in the vector

Created by: Tomek Kad

Tags math, basics, +

1

Solution

10

Size

1

Solution

10

Size

Problem 1728. Transpose

Created by: Cem

Tags vector

1

Solution

12

Size

1

Solution

12

Size

Problem 313. Pythagorean perfect squares: find the square of the hypotenuse and the length of the other side

Created by: Bruce Raine

Tags pythagoras

2

Solutions

42

Size

2

Solutions

42

Size

Problem 700. Monty Hall

Created by: Richard Zapor

Tags probability, interaction, multiple calls

6

Solutions

13

Size

6

Solutions

13

Size

Problem 1463. Pascal's Matrix

Created by: Yaroslav

Tags math, matlab 101, combinatorics

5

Solutions

21

Size

5

Solutions

21

Size

Problem 1590. find the maximum element of the matrix

Created by: Przemyslaw

Tags max matrix

2

Solutions

12

Size

2

Solutions

12

Size

Problem 277. chance in percent for minimum K heads when a good coin is tossed N times?

Created by: AMITAVA BISWAS

Tags gamble

2

Solutions

64

Size

2

Solutions

64

Size

Problem 1806. 04 - Scalar Equations 1

Created by: Samuel Thrysøe

Tags sttbdp1

1

Solution

27

Size

1

Solution

27

Size

Problem 1335. MATCH THE STRINGS (2 CHAR) very easy

Created by: Harish Maradana

Tags match, poor_test_suite

1

Solution

22

Size

1

Solution

22

Size

Problem 1444. Dots in a Circle

Created by: Yaroslav

Tags geometry, grid

4

Solutions

35

Size

4

Solutions

35

Size

Problem 1585. Calculate the integral of the polynomial

Created by: Przemyslaw

Tags integral polynomial

3

Solutions

21

Size

3

Solutions

21

Size

Problem 1204. Prime Time

Created by: James

Tags prime time, specific

2

Solutions

10

Size

2

Solutions

10

Size

Problem 1267. Calculate the probability that at least two people in a group share the same birthday.

Created by: Jeremy

Tags probability

3

Solutions

24

Size

3

Solutions

24

Size

Problem 1587. Switch matrix to a column vector

Created by: Przemyslaw

Tags matrix2col_vec

1

Solution

10

Size

1

Solution

10

Size

Problem 1147. Possible Outcomes of American Roulette

Created by: Robert Turner

Tags gamble, payout, odds

3

Solutions

33

Size

3

Solutions

33

Size

Problem 1895. Count ones

Created by: Saptarshi Roy

Tags strings ; count

1

Solution

14

Size

1

Solution

14

Size

Problem 1821. 07 - Common functions and indexing 6

Created by: Samuel Thrysøe

Tags sttbdp1, poor_test_suite

1

Solution

19

Size

1

Solution

19

Size

Problem 1802. 03 - Matrix Variables 6

Created by: Samuel Thrysøe

Tags basic matlab, sttbdp1, poor_test_suite

1

Solution

15

Size

1

Solution

15

Size

Problem 1480. Mode

Created by: Selvaraaju Murugesan

Tags basic matlab, basics

1

Solution

10

Size

1

Solution

10

Size

Problem 1850. Create a matrix with difference of each row of input matrix

Created by: Swapnali Gujar

Tags difference, matrix elements manipulation

1

Solution

17

Size

1

Solution

17

Size

Problem 1861. Binary

Created by: Ricardo Sousa

Tags binary

1

Solution

12

Size

1

Solution

12

Size

Problem 1943. Signed Magnitude

Created by: Greg

Tags matlab

3

Solutions

10

Size

3

Solutions

10

Size

Problem 1927. Find nth maximum

Created by: Awadhesh Srivastava

Tags number theory, n th max

3

Solutions

23

Size

3

Solutions

23

Size

Problem 1580. Number of odd and even elements within matrix

Created by: Marek Kuklis

Tags matlab

1

Solution

27

Size

1

Solution

27

Size

Problem 335. Poker Series 04: isFlush

Created by: Doug Hull

Tags pokerseries, card games

5

Solutions

107

Size

5

Solutions

107

Size

Problem 1626. CARDS PROBLEM

Created by: Suman Saha

Tags easy, numbers

1

Solution

8

Size

1

Solution

8

Size

Problem 1958. Add a row of zeros on top of a matrix

Created by: J-G van der Toorn

Tags matrix manipulation

1

Solution

18

Size

1

Solution

18

Size

Problem 1277. How many days does the cat take to climb out of the hole?

Created by: Bruce Raine

Tags scalar division

1

Solution

24

Size

1

Solution

24

Size

Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

Tags prime, primes, sophie germain

1

Solution

18

Size

1

Solution

18

Size

Problem 1952. Count decimal digits of a number

Created by: Dimitris Kaliakmanis

Tags numbers

1

Solution

16

Size

1

Solution

16

Size

Problem 1971. Remove element(s) from cell array

Created by: J-G van der Toorn

Tags cell arrays, remove

2

Solutions

19

Size

2

Solutions

19

Size

Problem 1012. Determine if input is a perfect number

Created by: Binbin Qi

Tags mod sum, perfect

1

Solution

47

Size

1

Solution

47

Size

Problem 1786. Create an index-powered vector

Created by: Swapnali Gujar

Tags indexing, power, vector power

3

Solutions

15

Size

3

Solutions

15

Size

Problem 1707. Negative matrix

Created by: Ashutosh datar

Tags matrix manipulation, basics, sign

1

Solution

9

Size

1

Solution

9

Size

1 – 50 of 446