已解决

Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

10 years 前

已解决

Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

10 years 前

已解决

Back to basics 1 - Saving
Covering some basic topics I haven't seen elsewhere on Cody. Given an input variable 'x', save it to disk in a file named 'co...

10 years 前

已解决

Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

10 years 前

已解决

Convert a vector into a number
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

10 years 前

已解决

Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

10 years 前

已解决

All your base are belong to us
Find the base _b_ logarithm of the input decimal number _x_. Express the output as a decimal number. The first argument is the n...

10 years 前

已解决

Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

10 years 前

已解决

Duplicate each element of a vector.
for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Ex...

10 years 前

已解决

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...

10 years 前

已解决

Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the hourly wage times 40 and times 50, because annualSalary = hour...

10 years 前

已解决

Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

10 years 前

已解决

Back to basics 12 - Input Arguments
Covering some basic topics I haven't seen elsewhere on Cody. Return a value equal to the number of input arguments to the fun...

10 years 前

已解决

Love triangles
Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

10 years 前

已解决

Logic variables
* Assign isAvailable with true.

10 years 前

已解决

Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

10 years 前

已解决

Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

10 years 前

已解决

Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

10 years 前

已解决

Integer indexing array: Weekend box office
The row array movieBoxOffice stores the amount of money a movie makes (in millions of $) for the 7 days of a week, starting with...

10 years 前

已解决

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

10 years 前

已解决

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!

10 years 前

已解决

Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

10 years 前

已解决

Increment a number, given its digits
Take as input an array of digits (e.g. x = [1 2 3]) and output an array of digits that is that number "incremented" properly, (i...

10 years 前

已解决

Fahrenheit to Celsius using multiple statements
°C = (°F - 32) x 5/9 * Write a statement that assigns fractionalMultiplier with 5/9. * Write a second statement that assign...

10 years 前

已解决

Compute total cost
A soda costs 2 dollars. A taco costs 3 dollars. Write a statement that assigns totalCost with the total meal cost given the numb...

10 years 前

已解决

Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

10 years 前

已解决

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....

10 years 前

已解决

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 ...

10 years 前

已解决

Plus x: A first program
_Solve this problem in Mathwork's online Cody system._ Write a statement that assigns y with 5 plus x. Ex: If input x = 2,...

10 years 前

已解决

First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

10 years 前