已解决

Odd row
Create a row 'y' with odd numbers where the potential maximum number is given by 'x' and the space between them by 'm'. The firs...

3 years 前

已解决

Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

3 years 前

已解决

Symmetry of vector
Determine whether the vector is symmetric or not (vector could be even or odd in length). For example: x = [1 2 3 3 2 1] is s...

3 years 前

已解决

Find the area of a rectangle if length of the diagonal is given.
if length of a diagnonal in rectangle is 5. Its area is 12.

3 years 前

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Sum of integers numbers
Sum of the numbers from 1 to 100

3 years 前

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Young's modulus
Given a value of <http://en.wikipedia.org/wiki/Young_modulus Young's modulus> (Y) expressed on MegaPascal, convert it to the uni...

3 years 前

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Given a matrix, return the last eigen value
Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

3 years 前

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frame of the matrix
Given the matrix M, return M without the external frame.

3 years 前

已解决

Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

3 years 前

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Volume difference between Ellipsoid and Sphere
Given an ellipsoid of semi principal axis (a,b,c) find the volume of the difference between this ellipsoid and the sphere with...

3 years 前

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Back to basics 2 - Function Path
Covering some basic topics I haven't seen elsewhere on Cody. Given a string that is the name of a MATLAB function, return a s...

3 years 前

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Back to basics 3 - Temp Directory
Covering some basic topics I haven't seen elsewhere on Cody. Return a string that is the path to the system's current temp di...

3 years 前

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Back to basics 19 - character types
Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...

3 years 前

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The Goldbach Conjecture, Part 2
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

3 years 前

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Test if a matrix is symmetric
Write a logical function that returns 1 if the input matrix is symmetric and 0 otherwise.

3 years 前

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Calculate value of capacitor
Given the value of resistance and time at which capacitor charges to it's 99%. calculate the value of capacitor

3 years 前

已解决

Is it column vector?
Is it column vector? Check vector for column vector without using iscolumn function.

3 years 前

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Replace odd number in given matrix by zero
Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

3 years 前

已解决

Average speed for the entire trip
The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

3 years 前

已解决

Create vector as shown in test cases
Create vector as shown in test cases

3 years 前

已解决

Generate vector according to sign of vector
Generate vector according to sign of vector Example: If A=[-2 0 5] then output must be[-1 0 1] meaning that for negative n...

3 years 前

已解决

Vector Multiplication
Vector Multiplication of three matrix as shown in test cases.

3 years 前

已解决

Related Vectors
I have two vectors A & B. If the values in vector A is zero then the corresponding value in vector B should be zero. Example:...

3 years 前

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

3 years 前

已解决

Get the elements of diagonal and antidiagonal for any m-by-n matrix
In the problem <http://www.mathworks.com/matlabcentral/cody/problems/858-permute-diagonal-and-antidiagonal Problem 858. Permute ...

3 years 前

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Sum the elements in either diagonal of a square matrix
Sum the elements of a square matrix that lie on either the major diagonal or anti-diagonal. (Include all elements that are part ...

3 years 前

已解决

Replace Nonzero Numbers with 1
Given the matrix x, return the matrix y with non zero elements replaced with 1. Example: Input x = [ 1 2 0 0 0 ...

3 years 前

已解决

Matrix with different incremental runs
Given a vector of positive integers a = [ 3 2 4 ]; create the matrix where the *i* th column contains the vector *1:a(i)...

3 years 前

已解决

Negative matrix
Change the sign of all elements in given matrix.

3 years 前

已解决

Armstrong Number
Determine whether the given input n-digit number is Armstrong Number or not. Return True if it is an Armstrong Number. An n-D...

3 years 前