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Hard limit function
Classify x data as if x>=0 then y=1 if x<0 then y=0 Example x = [ -2 -1 0 1 2] y = [ 0 0 1 1 1]

8 years 前

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Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

8 years 前

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

8 years 前

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Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

8 years 前

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Is it an Armstrong number?
An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...

8 years 前

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Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

8 years 前

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Count ones
Write a program to count number of ones (1s) in an integer variable input. For example: Input x=2200112231 output y=3 I...

8 years 前

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Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

8 years 前

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DC chopper
Input x is the sampled signal vector, may have both AC and DC components. output vector y should have AC components removed then...

8 years 前

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Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.

8 years 前

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Positive Infinity
Round the array a towards positive infinity

8 years 前

问题

Interpolate scattered data.
Most data was scattered, and there is no gird. There are three data [c] in three different area [x,y]. x=[1 3 4]; y=[1 ...

8 years 前 | 8 | 50 个解题者

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What's size of TV?
Many people buy TV. Usually they ask about diagonal. But also important are width and height. Let's assume that all TV have rati...

8 years 前

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Find Sign(Zero Crossing) Changes in Array
Example; A = [1 2 3 -3 -4 -1 -24 2 4 -1 -2 3 1]; ans; [1 2 0 -3 -4 -1 0 2 0 -1 ...

8 years 前

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find whether it is prime or not
For a given number find if its prime

8 years 前

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Interior angles
Find the sum of interior angles for polygon of x sides.

8 years 前

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Writing a nested function: BMI calculation
Write a nested function CalculateBMI that assigns bmiValue given a user's weight and height. Use the following equations to calc...

8 years 前

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Smallest and Largest Real Numbers
Complete the function by assigning minReal with the smallest positive double precision floating-point number, and maxReal with t...

8 years 前

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Bruh
Return 'bruh'.

8 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.

8 years 前

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prime test 2
enter the only non prime,non composite number

8 years 前

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

8 years 前

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prime test
find largest 2 digit prime number

8 years 前

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Travel speed
Write an anonymous function to compute the Euclidean distance given two points (x1, y1) and (x2, y2). Use the following equation...

8 years 前

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Writing a recursive math function
Complete the recursive function RaiseToPower(). Ex: If userBase is 2 and userExponent is 4, then raisedValue is assigned wit...

8 years 前

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Prime checker
Complete the recursive function to determine if a number is prime. Skeletal code is provided in the PrimeChecker function.

8 years 前

问题

Where is 1?
There is a 3d matrix [A] that consist of many zeros and only one. A=zeros(100,100,100); i=randi(100); j=randi(100); ...

8 years 前 | 4 | 45 个解题者

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Number of pennies
Complete the function ConvertToPennies() so that the function returns the total number of pennies given a number of dollars and ...

8 years 前

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Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

8 years 前

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Returning a "greater than" vector
Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

8 years 前