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Feeds
A résolu
Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
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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,...
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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...
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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...
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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.
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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...
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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...
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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 = ...
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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...
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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
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Equal to their cube
Tell me three real numbers that are equal to their cubes?
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Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]
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Fahrenheit to Celsius converter
Convert Fahrenheit to Celsius degrees.
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Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area
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Determine the square root
Determine the square root of the value the user has entered, n.
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Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.
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Problem 44444 !!! free beer everyone
just say hallelujah to solve this problem
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Find the volume of cone
Find the volume of cone, when given radius(r) and height(h).
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Find hen's weight.
If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.
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Square root of a number
Write a code that will output the square root of x.
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Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
If x = 5, y = 4*5/2 = 10
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Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416
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Convert Fahrenheit to Kelvin
Convert the value f in Fahrenheit to Kelvin
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Calculate the area of a circle
Given a circle of diameter x calculate its area
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