Resuelto

calculate RMS voltage
given peak to peak voltage, calculate rms voltage

casi 10 años hace

Resuelto

Determine if input is divisible by three.
Given a positive integer, n, determine if n is divisible by 3. If yes, the function should output true. If no, false.

casi 10 años hace

Resuelto

COUNT VOWEL
Count, how many times vowels occurred. EXAMPLE: x='string the MaTLaBiAn' then the answer will be 6. x='coUnt the vowEl' th...

casi 10 años hace

Resuelto

Determine the length of a string of characters
Determine the length of a string of characters

casi 10 años hace

Resuelto

Einsteinium-253 decay
Radioactive Einsteinium-253 has a half-life of 1,768,608 seconds. Given 1000mg of Einsteinium-253 at t=0 days, how much is lef...

casi 10 años hace

Problema

Two dimensional moving average
A=[1 2 3 4 5 1 2 2 2 3 2 3 3 3 4 1 1 4 4 2] B=[1 1;1 1]; % This is can be used for weight factor of moving a...

casi 10 años hace | 7 | 47 solvers

Resuelto

Symmetric matrix
You must create a n-by-n *symmetric* matrix such that A(row,col) = row/col for col >= row. Example if n =3 : output is : ...

casi 10 años hace

Resuelto

Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

casi 10 años hace

Resuelto

Upper triangular matrix
Create a function to retrieve the upper triangular matrix of a matrix (without using tril). The matrix will always be square. ...

casi 10 años hace

Resuelto

Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

casi 10 años hace

Resuelto

create a circulant matrix
create a circulant matrix

casi 10 años hace

Resuelto

calculate linear convolution two vectors
for e.g in: a = [1 2 3] b = [4 5 6] out: y = [4 13 28 27 18]

casi 10 años hace

Resuelto

factorial of a number x
Factorial of a number x

casi 10 años hace

Resuelto

Find nth maximum
Find nth maximum in a vector of integer numbers. Return NaN if no such number exists. x = [2 6 4 9 -10 3 1 5 -10]; So ...

casi 10 años hace

Resuelto

find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

casi 10 años hace

Resuelto

Are you in XY plane?
Take a point P as an input position Vector (x,y,z). If you are in XY plane, return 1 as an output otherwise return 0. Example...

casi 10 años hace

Resuelto

Specific toolboxes
Given a string that is the name of a MATLAB toolbox, return true if it is available on the Cody solvers evaluation system, false...

casi 10 años hace

Resuelto

Find and replaces spaces from a input string with *
For a given input string str, find how many spaces are there in the string and replace those spaces with * e.g. str = 'this is ...

casi 10 años hace

Problema

Weighted moving average
x1=[1 2 1]; y1=[1 2 2 4 5 6 6 8]; Make function for weighted moving average. z(i)=(x1(i)*y1(i)+x1(i+1)*y1(i+1)+x1(i+2)*y1...

casi 10 años hace | 7 | 55 solvers

Problema

Make roundn function
Make roundn function. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) y=0.56 ...

casi 10 años hace | 30 | 4697 solvers

Resuelto

Signed Magnitude
For a given input vector, return the value that is furthest from zero. For example, if x = [1 2 -12] return -12.

casi 10 años hace

Resuelto

ベクトルのスケーリング
入力したベクトルの大きさを１にしてください。

casi 10 años hace

Resuelto

Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').

casi 10 años hace

Resuelto

Integer or Float?
Test an input to see whether it is an integer or a floating point number. If it is an integer return 1 for 'true'. Otherwise ret...

casi 10 años hace

Problema

Calculate correlation.
There are two data. y1=[0 1 2 3 4]' y2=[2 3 4 5 6]' We can see positive relationship between y1 and y2. The relations...

casi 10 años hace | 5 | 73 solvers

Resuelto

What is the distance from point P(x,y) to the line Ax + By + C = 0?
Given a point, P(x,y), find the distance from this point to a linear line. INPUTS: x, y, A, B, C OUTPUTS: d, the distance ...

casi 10 años hace

Resuelto

Volume of a sphere given its surface area
You just measured its surface area, that is the input.

casi 10 años hace

Resuelto

Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...

casi 10 años hace

Resuelto

subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

casi 10 años hace

Resuelto

Create an index-powered vector
Given a input vector x, return y as index-powered vector as shown below. Example x = [2 3 6 9] then y should be [...

casi 10 años hace