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Gareth Lee


1,813 total contributions since 2012

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Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

2 months ago

Solved


How many Fibonacci numbers?
Find the number of unique Fibonacci numbers (don't count repeats) in a vector of positive integers. Example: x = [1 2 3 4...

6 months ago

Solved


Draw a 'Z'.
Given _n_ as input, generate a n-by-n matrix like 'Z' by _0_ and _1_ . Example: n=5 ans= [1 1 1 1 1 0 0 0 1 ...

1 year ago

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Draw 'I'
Given n as input, draw a n-by-n matrix 'I' using 0 and 1. example: n=3 ans= [0 1 0 0 1 0 0 1 0] n=...

1 year ago

Solved


Draw a 'X'!
Given n as input Draw a 'X' in a n-by-n matrix. example: n=3 y=[1 0 1 0 1 0 1 0 1] n=4 y=[1 0 0...

1 year ago

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Neither minima nor maxima
Input v is a vector. Return all the elements of v which are not a local minimum or maximum. Example: v = [1 2 3 4 5] Ou...

1 year ago

Solved


Hydrostatic Pressure
Given depth(height), in m, find the pressure under a body of water. Need to know the density of water(kg/m^3), and gravity(m/s^2...

1 year ago

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Duration of a trip in minutes
Input is a string which includes the duration of a trip. Convert the duration to minutes. For example if the duration of a t...

1 year ago

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Outlier number!
Find a number which has maximum distance from the mean value of vector A. Example: A=[5 2 1 5 6 2 5 9] y=9

1 year ago

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square of a number
find square of a given number

1 year ago

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Basic matrix operations using standard MATLAB commands
Create the matrix: 1.0e+15 * 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000...

1 year ago

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basic finance application
i watch bloomberg everyday and i want to estimate a stock price stability, so i have to calculate the momentum & the rate of cha...

1 year ago

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Calculate mean value of any pair in a vector.
Given a vector A, calculate the mean of 2 number in the vector one by one. example: input: A=[1, 5, 6, 8, 9, 15] output:...

1 year ago

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'Absolute value'
Create a function called own_abs, which is the absolute number entered as the input return value.

1 year ago

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Kepler's Equation
Solve <http://en.wikipedia.org/wiki/Kepler's_equation Kepler's Equation>. Note that the solution is rounded down to 5 decima...

1 year ago

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Vector multiplication
Given two row vectors, v1 and v2, each representing an integer, such that the vector elements are the digits from left to right,...

1 year ago

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How brilliant are you?
A Brilliant number is defined as a number with two prime factors, both of which have the same number of digits. Some examples: ...

1 year ago

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For a rectangle, if x is the length and 2x is width. Then find out x from the area of the rectangle?
For a rectangle, if x is the length and 2x is the width. Then find out x from the area of the rectangle? if the area is equal...

1 year ago

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Determine whether the input is divisible by 3 as well as 5
If the input is divisible by 3 as well as 5 then the output should be 'true' otherwise 'false'

1 year ago

Solved


Make one vector from two others
You are given two vectors of equal length. Your task is to create a MATLAB script that will repeat all of the values in the fir...

1 year ago

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Find unique number in input
Find value that occurs in odd number of input elements.

1 year ago

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calculate PI without using pi function
There are many methods to get the pi(Ratio of circumference to diameter). You should get pi without using the pi function in M...

1 year ago

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'Determine if array of numbers is odd'
Return true if the input single number is odd. If the input is a vector, it will return a vector or array of logical values indi...

1 year ago

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The average of the second largest values
Given a matrix, find the average of the second largest values in each row. The same value does not exist on a row. Example: ...

1 year ago

Solved


Normie Function
So, I built a function and gave it a name- _Normie_. *Find the nth term of Normie function:* _f(n)= 1*f(n-1)+ 2*f(n-3)+ 3_ , *...

1 year ago

Solved


Calculate the sum of two polynomials
Calculate the sum of two polynomials if they are written in notation with their coefficients. example: a=[3 4 5]; b=[...

1 year ago

Solved


Determinants
Given a square matrix(A), find the determinant(d). For example: A = [1,3;4,5] d = 1*5-4*3 = -7

1 year ago

Solved


Vector addition
Given two row vectors, v1 and v2, each representing an integer, such that the vector elements are the digits from left to right,...

1 year ago

Solved


find the logic,easy one
find the logic behind, example x=18 y=306 x=53 y=2756

1 year ago

Solved


write a function to calculate the snr after quantizing the signal in dB
osig : original signal qsig : quantized signal qerror : quantization error HINT: snr = 10×log10(sum(osig × osig)/sum...

1 year ago

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