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Calculate the sum of elements of n*n Hilbert matrix.
Calculate the sum of elements of n*n Hilbert matrix. For example, for n=5: HilbertMatrix = [1.0000 0.5000 0.333...

6 years 前

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Change on Spiral Matrix
n>=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will ...

6 years 前

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design a magic matrix without using the command magic.
Like magic(4) = 16 3 2 13;5 10 11 8;9 6 7 12;4 15 14 1

6 years 前

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Compute hamming distance between two binary vectors represented using lists of 1-byte numbers
Let v and u be vectors of the same size with 8-bit integers (0-255). We want to compute the number of bits where those vectors d...

6 years 前

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Given an input string, generate a variable name out of it
Given an input string, generate a variable name out of it in easy to read format by a programmer. If the input string contai...

6 years 前

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COUNT LETTERS
Count the number of letters in a given string. For Example: STR='The MAtlAb code'; output:T 2 H 1 E 2 M 1 A 2 L 1 B 1 C ...

6 years 前

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Sideways sum
Given natural number calculate its _population count_.

6 years 前

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The great 82-year-old
Let's answer the question below; 'I am *x* years old and I have never written programs. If I study from now, will I be able ...

6 years 前

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Replace all odd numbers with NaN
Replace all odd numbers in the vector or matrix with NaN. For example, if x = [1 3 4 5 8 11]; then return y = [NaN Na...

6 years 前

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Matrix Generation from Vector Multiplication
Output the matrix generated from multiplying two vectors together

6 years 前

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Find the mean of two vectors
Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

6 years 前

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All odd - all even
All odd numbers in x are added, while all even numers are subtracted from this. example: x = [1 2 3 4 5]; y = +(1+3+5)-...

6 years 前

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Probability of red tulips
I hope to give you bulbs of tulip. But I do not know the color of those petals. I just know that the color is red, white or yell...

6 years 前

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Add the odd numbers
Add only the odd numbers of x example: x = [1 2 3 4 5] the positive numbers are: 1 3 5, so their sum is 9

6 years 前

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Zero Cross
Write a function that counts the number of times n a signal x crosses zero or changes sign. Examples x = [1 2 -3 -4 5 6 ...

6 years 前

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Deriving a function using the difference quotient
Write a function that evaluates the derivative of a function in a given point using the well-know formula of the difference quot...

6 years 前

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Electrical Diode Current Calculation
In engineering, there is not always a single equation that describes a phenomenon accurately enough to be applied in all instanc...

6 years 前

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Combine the digits to output numbers
input could be of any length e.g. 1. in1 = 1 in2 = 2 output = 12 2. in1 = 2 in2 = 1 in3 = 0 output = 210

6 years 前

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Replace x value into y value in string text.
Replace x value into y value in string text. Example text='Hello World' x='World', y='Universe' result='Hello Universe'.

6 years 前

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Areas
Given certain dimensions determine the area of that shape. If given only one value assume its the radius. Use round(x) to round ...

6 years 前

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counting for loop
Complete the function below using a for loop to count from 3 to N by 2. For example, if N is 10, count 3, 5, 7, 9 and stop. Fo...

6 years 前

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Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors

6 years 前

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Matrix multiplication
Multiply two incoming matrices via matrix multiplication

6 years 前

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Calculate the values of a polynomial.
Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values. ...

6 years 前

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Pad zero between every adjacent values of the vector.
you are given a vector x. you have to make an output vector y with zeros padded between every adjacent values of x. e.g x: ...

6 years 前

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Percentage profit:2
If you are selling at x dollar, you are facing r1% profit; what will be the selling price for making r2% profit?

6 years 前

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Second smallest number
What is the second smallest number in x? example: x = [1 2 3 4 5 6 7 8 9] y = 2

6 years 前

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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...

6 years 前

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Vector Element Multiplication
Take two incoming vectors, and output the element wise multiplication of the vectors.

6 years 前

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generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...

6 years 前