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Find Missing Number
A little problem (inspired by CodeChef) for the coffee break. A friend give you an array of size n-1 integers and these int...

9 years 前

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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...

9 years 前

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Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

9 years 前

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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...

9 years 前

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Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

9 years 前

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

9 years 前

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

9 years 前

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Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

9 years 前

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Is my wife right
This is question relies on the dilemma that every married man faces in his life. Which has one simple ans: So whatever the qu...

9 years 前

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Prime checker
Complete the recursive function to determine if a number is prime. Skeletal code is provided in the PrimeChecker function.

9 years 前

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Number of pennies
Complete the function ConvertToPennies() so that the function returns the total number of pennies given a number of dollars and ...

9 years 前

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

9 years 前

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Smith numbers
Return true if the input is a Smith number in base ten. Otherwise, return false. Read about Smith numbers at <http://en.wikipedi...

9 years 前

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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.

9 years 前

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Create a Matrix of Zeros
Given an input x, create a square matrix y of zeros with x rows and x columns.

9 years 前

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Create an array (n,n) where only diagonal elements are '1' and others are '0'
Create an array (n,n) where only diagonal elements are '1' and others are '0' EX: n = 3; then Resultant array would be [ 1 0...

9 years 前

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Get the array of sum for three consecutive numbers in an array
Get the array of sum, for three consecutive numbers in an array. if Input 'x' does not have at-least 3 elements then 'y' shou...

9 years 前

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Calculate trends in time series
Create a new variable that has trends in input series. If _t+1_ is bigger than or equal to _t_, than trend in _t_ will be 1, oth...

9 years 前

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Summation of array
Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

9 years 前

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Vertically stack two vectors
Stack two vectors on top of each-other so that... if A = [1 5 3] and B = [8 6 4] then C = [1 5 3 ; 8 6 4]

9 years 前

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Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

9 years 前

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increase the number by 7
You need to increase any given digit by 7

9 years 前

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Change a specific color in an image
The ability to change colors can be a useful tool in image processing. Given an m x n x 3 array (much like CData in images), fin...

9 years 前

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. So if input x is x = [1 2 3 5] then the output y should be 11.

9 years 前

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. So if input x is x = [1 2 3 5] then the output y should be 11.

9 years 前

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Determine if a row vector has NaN
Determine if a row vector x has NaN

9 years 前

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Test if a number is numeric or not
Test if a number is numeric or not

9 years 前

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Long-digit Subtraction
Suppose you need to subtract a very large integer from another integer. <http://www.mathworks.com/matlabcentral/cody/problems/56...

9 years 前

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Increase monotonically
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

9 years 前

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

9 years 前