250 total contributions since 2015

Like to learn/explore at least one new thing daily.

Solved

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...

6 months ago

Solved

Maximum value in a matrix

Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

6 months ago

Solved

Mysterious digits operation (easy)

What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

1 year ago

Solved

Good Morning :)

Just submit your solution between 05:00:00 and 10:00:00 (AM = Ante Meridiem = Before Noon). _Note : Consider Cody Server Time...

1 year ago

Solved

Find the largest value in the 3D matrix

Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...

1 year ago

Solved

Set the array elements whose value is 13 to 0

Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

1 year ago

Solved

Replicate elements in vectors

Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

1 year ago

Solved

We love vectorized solutions. Problem 1 : remove the row average.

Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...

1 year ago

Solved

Check if number exists in vector

Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

2 years ago

Solved

letter yes yes & letter no no

Split a string into two strings, wherein the first string has all alphabetic letters and the second string has all the remaining...

2 years ago

Solved

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...

2 years ago

Question

Unable to configure Android device for hardware support packages (simulink support package for android): MATLAB mobile

I was trying to configure my Android device but facing few problems. During verify configurations Testing connections is getting...

2 years ago | 0 answers | 0

Solved

Is it prime?

Given a number, check whether it is prime or not. If prime output is true, otherwise false.

3 years ago

Solved

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...

3 years ago

Solved

Make a low pass filter

Make a first order low pass filter that will filter out the high frequency oscillations for the given input signal. The cut-off ...

3 years ago

Solved

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...

3 years ago

Solved

Add damping to a mass spring system

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

3 years ago

Solved

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...

3 years ago

Solved

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...

4 years ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

4 years ago

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

4 years ago

Solved

Throw common elements of two vector arrays in sorted manner

Throw common elements as output in sorted manner (acending order) of two given input vector arrays

4 years ago

Problem

Throw common elements of two vector arrays in sorted manner

Throw common elements as output in sorted manner (acending order) of two given input vector arrays

4 years ago | 0

Solved

Throw common elements of two vector arrays

Throw common elements as output of two given input vector arrays

4 years ago

Problem

Throw common elements of two vector arrays

Throw common elements as output of two given input vector arrays

4 years ago | 0

Solved

Find Month & day for given day number of a year

Find Month & day for given day number of a year (day number is any number ranging from 1 to 366)

4 years ago

Solved

Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]

The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

4 years ago