Gelöst

Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

etwa 9 Jahre vor

Gelöst

Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

etwa 9 Jahre vor

Gelöst

only input
Return the output without writing any code into the function.

etwa 9 Jahre vor

Gelöst

Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

etwa 9 Jahre vor

Gelöst

Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...

etwa 9 Jahre vor

Gelöst

Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...

etwa 9 Jahre vor

Gelöst

Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

etwa 9 Jahre vor

Gelöst

give nth decimal place of pi
max 15th place after the decimal point is ok for now

etwa 9 Jahre vor

Gelöst

kmph to mps
convert kilometer per hour to meter per second

etwa 9 Jahre vor

Gelöst

sum of non-primes
The sum of the non-primes below 10 is 1+4+6+8+9+10=38 Find the sum of all the non-primes below the input, N.

etwa 9 Jahre vor

Gelöst

Return area of square
Side of square=input=a Area=output=b

etwa 9 Jahre vor

Gelöst

Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

etwa 9 Jahre vor

Gelöst

Solving Quadratic Equations (Version 1)
Quadratic equations have the form: ax^2 + bx + c = 0. Example: x^2 + 3x + 2 = 0, where a = 1, b = 3, and c = 2. The equation has...

etwa 9 Jahre vor

Gelöst

Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

etwa 9 Jahre vor

Gelöst

Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

etwa 9 Jahre vor

Gelöst

Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

etwa 9 Jahre vor

Gelöst

Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

etwa 9 Jahre vor

Gelöst

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

etwa 9 Jahre vor

Gelöst

Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

etwa 9 Jahre vor

Gelöst

Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...

etwa 9 Jahre vor

Gelöst

surface of a spherical planet
you just discovered its circumference, that is the input.

etwa 9 Jahre vor

Gelöst

Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

etwa 9 Jahre vor

Gelöst

Multielement indexing of a row array
The row array birthRateChina stores the China birth rate (per 1000 people) for years 2000 to 2012. Write a statement that create...

etwa 9 Jahre vor

Gelöst

Back to basics 1 - Saving
Covering some basic topics I haven't seen elsewhere on Cody. Given an input variable 'x', save it to disk in a file named 'co...

etwa 9 Jahre vor

Gelöst

All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

etwa 9 Jahre vor

Frage

Arrange element according to its index
Hi All, Let's say we have arrays as follow: a=[3 4 5 6 7 9] b=[2 4 1 3 5 6] in this case b acts as index of a. I want to...

etwa 9 Jahre vor | 1 Antwort | 0

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Antwort

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Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

etwa 9 Jahre vor

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

etwa 9 Jahre vor

Gelöst

Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

etwa 9 Jahre vor

Gelöst

Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

etwa 9 Jahre vor