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Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

12 years ago

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

12 years ago

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

12 years ago

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

12 years ago

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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

12 years ago

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radius of a spherical planet
you just measured its surface area, that is the input.

12 years ago

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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 ...

12 years ago

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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...

12 years ago

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given 3 sides, find area of this triangle
1:3 -> 0; 3:5 -> 6

12 years ago

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Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...

12 years ago

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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

12 years ago

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Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

12 years ago

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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]

12 years ago

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

12 years ago

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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...

12 years ago

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Is my wife right?
Regardless of input, output the string 'yes'.

12 years ago

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Add two numbers
Given a and b, return the sum a+b in c.

12 years ago

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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...

12 years ago

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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 ...

12 years ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

12 years ago

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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.

12 years ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

12 years ago

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

12 years ago

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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:...

12 years ago

Answered
Summing a Matrix, row by row.
A = [1,2,3;1,2,3;1,2,3;1,2,3] [m,n]=size(A) sum=zeros(1,n) sum_Var=zeros(1,n) for loop1=1:m sum_Var=sum_Var...

12 years ago | 0

Answered
how to write a sript for while loop and for loop. please include code
Homework ain't it? InputNumber=input('enter the number'); %Do some checjks to validate if the input is valid here if ...

12 years ago | 0

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Answered
How can I do a summation of a signal.
this should do y= A(i)*cos(w(i)*t) instead of y= A*cos(w*t)

12 years ago | 0

Answered
External function calling inside another function
Definitely yes, provided the path of the external function (m file/m script) exists in the matlab path. Script1.m functi...

12 years ago | 0

| accepted

Answered
Calling the same function from within the function??
It is mere recursion supported by most high level languages.

12 years ago | 2

Answered
how to correct the error in finding neighbor pixels in an 3x3 window? how many input arguments for an max() function have?
max ideally takes one argument, a vector or matrix and returns the maximum element(s) (elements in case the passed input is a ma...

12 years ago | 0