Resuelto
Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...
alrededor de 12 años hace
Resuelto
Back to basics - mean of corner elements of a matrix
Calculate the mean of corner elements of a matrix. e.g. a=[1 2 3; 4 5 6; 7 8 9;] Mean = (1+3+7+9)/4 = 5
alrededor de 12 años hace
Resuelto
Compare two input matrices
Check which input matrix has more elements. Return "1" if matrix A has more elements than matrix B. Otherwise return "0". Exa...
alrededor de 12 años hace
Resuelto
Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...
alrededor de 12 años hace
Resuelto
Math Test
Your teacher gave you 15 minutes and 25 problems. In how much time can each Problem be solved, before time flies away? Writ...
alrededor de 12 años hace
Resuelto
Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...
alrededor de 12 años hace
Resuelto
Time Expansion
How can you slow down any discrete-time signal? Example Input original signal x. x = [1 2 3 -1 -2 -5 -4] We want t...
alrededor de 12 años hace
Resuelto
Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...
alrededor de 12 años hace
Resuelto
Speed of light:Experiment
in 1849, Fizeau set up an experiment to measure the speed of light. The discription of this experiment can be found on wikipedi...
alrededor de 12 años hace
Resuelto
realsmall
Please return the smallest positive number. This is a little silly problem, but the solution has some funny properties...
alrededor de 12 años hace
Resuelto
Split a given string from the first instance of a given character
A simple operation to split a given string into two substrings at the point where the desired character is first found. e.g. ...
alrededor de 12 años hace
Resuelto
execute the declaration in strings and return value
execute the commands in strings and return value input='a=23' output=23
alrededor de 12 años hace
Resuelto
most frequent character
Obtain most frequent character Let s='balaram'; output='a';
alrededor de 12 años hace
Resuelto
How many rectangles in a grid ?
How many rectangles are there in an m × n grid ? For example, if m=1 & n=2, we have 3 rectangles.
alrededor de 12 años hace
Resuelto
Finding neighbors of [-1:1] in a matrix....
Hello All! Well I found this one fun to figure out, all you have to do is make a matrix of 1's or 0's (true or false) that sh...
alrededor de 12 años hace
Resuelto
Find offset of an element of a multi dimensional matrix
For a given multi dimensional matrix and given element, find its offset from the 1st element. Return 0, if element is not fo...
alrededor de 12 años hace
Resuelto
Convert a vector of Integers into a matrix of binaries
Convert a vector of positive integers into a matrix containing their binary representation. Each column of the output contains t...
alrededor de 12 años hace
Resuelto
Get ranking of a combination
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...
alrededor de 12 años hace
Resuelto
Who is the baby and who is the daddy in this family?
Given an array of numbers that shows the characteristcs of all family members, find who is the baby and who is daddy in this fam...
alrededor de 12 años hace
Resuelto
counting groups!
This problem is about counting groups. Example If you have x: x = [0.8 0.8 0.8 0.3 0.3 0.4 0.5 0.6 0.6 0.9] then a...
alrededor de 12 años hace
Resuelto
Multiplication
Multiply two numbers in a different manner. The numbers are given to you as vectors x and y. Example x = [ 1 2 0 1 ] ...
alrededor de 12 años hace
Resuelto
Rainbow matrix
Create a "rainbow matrix" as described in the following examples Input = 3 Output = [ 1 2 3 2 3 2 ...
alrededor de 12 años hace
Resuelto
Slicing the cube
A bored matlab enthusiast has a cube with volume n^3. He decides to paint the entire surface of the cube red. Then, with slices...
alrededor de 12 años hace
Resuelto
Let's get back to school, and create multiplication tables
For a given range, create multiplication tables. (start is always < endno) Example start = 17 endno = 19 Then, ...
alrededor de 12 años hace
Resuelto
Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').
alrededor de 12 años hace
Resuelto
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]
alrededor de 12 años hace
Resuelto
Three...is a magic number.
Yes it is... It's a magic number... To help you get rid of that earworm, here's a new Cody problem. You are given a squar...
alrededor de 12 años hace
Resuelto
Orthonormal matrix
You decide whether any given matrix is an orthonormal matrix or not. If each column in a matrix is perpendicular to the other...
alrededor de 12 años hace
Resuelto
Distances in a circle
A circle (360°) is given and a row of 6 monotonic increasing numbers with the which difference from last to first value is les...
alrededor de 12 años hace