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Feeds
Risolto
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...
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to find the logical indices o...
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
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.
circa 2 mesi fa
Risolto
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.
circa 2 mesi fa
Risolto
Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...
circa 2 mesi fa
Risolto
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 = ...
circa 2 mesi fa
Risolto
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]; ...
circa 2 mesi fa
Risolto
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]
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
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...
circa 2 mesi fa
Risolto
Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.
circa 2 mesi fa
Risolto
Times 10
Try out this test problem first. Given the variable x as your input, multiply it by ten and put the result in y. Examples:...
circa 2 mesi fa
Risolto
determine amount cookies left
started with 3 cookies and you never ate any how many are left
circa 2 mesi fa
Risolto
The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...
circa 2 mesi fa
Risolto
Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5
circa 2 mesi fa
Risolto
Calculate the square of a number (Super Easy)
The goal is to calculate the square (y) of a number (x). Good way to start MatLab for beginners.
circa 2 mesi fa
Risolto
How many offices does MathWorks have in the UK
Please write a function that returns the number of offices MathWorks has in the UK.
circa 2 mesi fa
Risolto
multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...
circa 2 mesi fa
Risolto
Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...
circa 2 mesi fa
Risolto
Find the distance traveled by a car given velocity and time.
A car is traveling at a constant velocity for a specific amount of time. The function should use the two inputs, velocity and ti...
circa 2 mesi fa
