Cody

# Wolfgang Schwanghart

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1 – 50 of 101

#### Problem 1430. Create an n-by-n null matrix and fill with ones certain positions

Created by: Daniel Pereira

#### Problem 1451. Symmetry of vector

Created by: Selvaraaju Murugesan

#### Problem 42651. Vector creation

Created by: ruta bhat

Tags easy, vector

#### Problem 2681. Box!

Created by: Jordan Fowler

Tags volume, spam, box

#### Problem 2145. Find the index of n in magic(n)

Created by: Koteswar Rao Jerripothula

Tags magic, matrix

#### Problem 2189. Order of things - 1

Created by: J-G van der Toorn

#### Problem 1952. Count decimal digits of a number

Created by: Dimitris Kaliakmanis

Tags numbers

#### Problem 1957. Check if equal

Created by: Pavan Toraty

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

Created by: J-G van der Toorn

#### Problem 1898. Too Many Zeros, Dump Them!

Created by: Mineralter

#### Problem 1853. Enlarge array

Created by: Matthew Eicholtz

#### Problem 1845. Pascal's pyramid

Created by: Tim

Tags pyramid, pascal

#### Problem 1786. Create an index-powered vector

Created by: Swapnali Gujar

#### Problem 1835. Matrix to column conversion

Created by: Swapnali Gujar

#### Problem 1774. Free passes for everyone!

Created by: Alfonso Nieto-Castanon

#### Problem 1510. Number of digits in an integer

Created by: Mohamed B.S.

Tags digits

#### Problem 1406. Generate a NaN...on purpose

Created by: Michael C.

Tags nan

#### Problem 1366. Finding peaks

Created by: Selvaraaju Murugesan

#### Problem 1275. Find smallest integer type to accommodate your number

Created by: Wolfgang Schwanghart

Tags class

#### Problem 1273. Max index of 3D array

Created by: Youssef Khmou

Tags maximum

#### Problem 1229. Determine the number of odd integers in a vector

Created by: Jeremy

#### Problem 1258. Create matrix of replicated elements

Created by: Jeremy

Tags easy, matlab, matrix

#### Problem 1259. It's race time again! Write a function that is at least twice as fast as the test suite call of repmat().

Created by: Jeremy

#### Problem 1262. Convert elements in numeric array into different class

Created by: Wolfgang Schwanghart

Tags class

#### Problem 1211. Create an 'arrow-head" matrix

Created by: Khaled Hamed

Tags arrow

#### Problem 1188. The Answer to Life, the Universe, and Everything

Created by: Joseph Kirk

#### Problem 1193. Insert zeros into vector

Created by: Selvaraaju Murugesan

#### Problem 1194. Replace multiples of 5 with NaN

Created by: Khaled Hamed

#### Problem 1065. Make a 1 hot vector

Created by: @bmtran (Bryant Tran)

#### Problem 980. Unique values without using UNIQUE function

Created by: Aurelien Queffurust

Tags unique, stable

#### Problem 963. We love vectorized solutions. Problem 1 : remove the row average.

Created by: William Smith

#### Problem 924. intersection of matrices

Created by: Richard

#### Problem 914. Number of Horns on a unicorn!

Created by: Patrick Schuster

Tags fun, unicorn, spam

#### Problem 507. Back to basics 26 - Keywords

Created by: Alan Chalker

#### Problem 356. Back to basics 12 - Input Arguments

Created by: Alan Chalker

#### Problem 195. Program an exclusive OR operation with logical operators

Created by: Tobias Otto

#### Problem 174. Roll the Dice!

Created by: @bmtran (Bryant Tran)

Created by: Will

#### Problem 128. Sorted highest to lowest?

Created by: AMITAVA BISWAS

#### Problem 59. Pattern matching

Created by: Cody Team

Tags indexing

#### Problem 888. Create a vector whose elements depend on the previous element

Created by: Aurelien Queffurust

#### Problem 14. Find the numeric mean of the prime numbers in a matrix.

Created by: Cody Team

Tags easy, matrices

#### Problem 876. Sum the entries of each column of a matrix which satisfy a logical condition.

Created by: Ken Deeley

#### Problem 41. Cell joiner

Created by: Cody Team

Tags strings, matlab

#### Problem 353. Back to basics 9 - Indexed References

Created by: Alan Chalker

#### Problem 189. Sum all integers from 1 to 2^n

Created by: Dimitris Kaliakmanis

#### Problem 868. Replace all zeros and NaNs in a matrix with the string 'error'

Created by: Ken Deeley

#### Problem 867. Replicate elements in vectors

Created by: Jean-Marie Sainthillier

#### Problem 164. Right and wrong

Created by: the cyclist

Tags triangle

1 – 50 of 101