解決済み

Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

約5年前

解決済み

Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

約5年前

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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] =...

約5年前

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Combined Ages 1 - Symmetric, n = 3
You have probably seen the common riddle wherein combined ages are provided and you must determine the individual ages. For exam...

約5年前

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Solve the set of simultaneous linear equations
Given this pair of simultaneous linear equations: 2x + 3y = 23 3x + 4y = 32 Find the solution set (x,y)

約5年前

解決済み

Linear system of equations
Solve the system of equations in three variables.

約5年前

解決済み

System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...

約5年前

解決済み

Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

5年以上前

解決済み

Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

5年以上前

解決済み

Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

5年以上前

解決済み

Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

5年以上前

解決済み

Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

6年弱前

解決済み

Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

6年弱前

解決済み

Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

6年弱前

解決済み

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

6年弱前

解決済み

Extra safe primes
Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...

7年弱前

解決済み

Compute the step response of a DC motor
Compute the step response of a DC motor shown below <<http://blogs.mathworks.com/images/seth/cody/dc-motor.png>> The param...

約7年前

解決済み

Basic electricity in a dry situation
&#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#...

約7年前

解決済み

Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

約7年前

解決済み

Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

約7年前

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Square a Number
Given an input x, return y, which is equal to the square of x.

7年以上前

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

7年以上前

解決済み

Counting pulses in a signal
Count the number of pulses that are the result of summing each pulse generator block. Pulse Generator blocks produce a recurr...

7年以上前

解決済み

Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

7年以上前

解決済み

Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

7年以上前

解決済み

Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

7年以上前

解決済み

Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

7年以上前

解決済み

Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

7年以上前

解決済み

Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

7年以上前

解決済み

Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

7年以上前