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# Ngo Minh Ngoc

187 total contributions since 2019

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Insert zeros into vector
Insert zeros after each elements in the vector. Number of zeros is specified as the input parameter. For example: x = [1 ...

3 days ago

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Divisible by 10
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

3 days ago

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Divisible by 5
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

3 days ago

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ASCii Code
Using matlab, give the symbol that is associated with ASCii code 122

5 days ago

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ASCii Code
Using Matlab get the ASCii for '?'

5 days ago

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Replacing a row
For matrix G=[1 2 3; 4 5 6; 7 8 9] Replace the 2nd row with 8s **remember to create matrix G

5 days ago

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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

5 days ago

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Divisible by 2
This is the first problem in a set of "divisible by x" problems. You will be provided a number as a string and the function you ...

5 days ago

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Is my wife right?
Regardless of input, output the string 'yes'.

5 days ago

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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.

12 days ago

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

12 days ago

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

12 days ago

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

12 days ago

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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

14 days ago

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Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

23 days ago

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Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation, * F(n) = F(n-1) + F(n-2) * where F(1) = 1 and F(1)...

23 days ago

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Remove the Zero
Given an array n, remove all zeros

23 days ago

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Love triangles
Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

25 days ago

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Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

25 days ago

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Add a row of zeros on top of a matrix
Given a matrix, insert a row of zeros as the top row.

25 days ago

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

25 days ago

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square root
Find the square root (y) of an input (x).

25 days ago

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Area of a circle
Find the value for area of the circle if diameter is given

25 days ago

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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...

25 days ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

25 days ago

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Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

25 days ago

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03 - Matrix Variables 2
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3b.png>> A 9x9 matrix of zeros, but with the following v...

25 days ago

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Squaring Matrix
Square the following matrix using matlab % A = 1 2 3 4 5 6 7 8 So new matrix should display...

25 days ago

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Min of a Matrix
Return the minimum value in the given matrix.

25 days ago

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Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

25 days ago

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