Resuelto


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.

alrededor de 11 años hace

Resuelto


Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

alrededor de 11 años hace

Resuelto


Back to basics 5 - Clipboard
Covering some basic topics I haven't seen elsewhere on Cody. Copy the input string to the clipboard

alrededor de 11 años hace

Resuelto


Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.

alrededor de 11 años hace

Resuelto


Back to basics 17 - white space
Covering some basic topics I haven't seen elsewhere on Cody. Remove the trailing white spaces from the input variable

alrededor de 11 años hace

Resuelto


Back to basics 15 - Benchmark
Covering some basic topics I haven't seen elsewhere on Cody. Return an array of the benchmark values for MATLAB.

alrededor de 11 años hace

Resuelto


Find max
Find the maximum value of a given vector or matrix.

alrededor de 11 años hace

Resuelto


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

alrededor de 11 años hace

Resuelto


Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

alrededor de 11 años hace

Resuelto


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

alrededor de 11 años hace

Resuelto


Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

alrededor de 11 años hace

Resuelto


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

alrededor de 11 años hace

Resuelto


Convert a vector into a number
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

alrededor de 11 años hace

Resuelto


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

alrededor de 11 años hace

Resuelto


Duplicate each element of a vector.
for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Ex...

alrededor de 11 años hace

Resuelto


Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

alrededor de 11 años hace

Resuelto


Back to basics 12 - Input Arguments
Covering some basic topics I haven't seen elsewhere on Cody. Return a value equal to the number of input arguments to the fun...

alrededor de 11 años hace

Resuelto


Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

alrededor de 11 años hace

Resuelto


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

más de 11 años hace

Resuelto


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,...

más de 11 años hace

Resuelto


Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

más de 11 años hace

Resuelto


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

más de 11 años hace

Resuelto


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

más de 11 años hace

Resuelto


Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

más de 11 años hace

Resuelto


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

más de 11 años hace

Resuelto


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

más de 11 años hace

Resuelto


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

más de 11 años hace

Resuelto


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

más de 11 años hace

Resuelto


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

más de 11 años hace

Resuelto


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

más de 11 años hace

Cargar más