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Chicken Race
2 chickens, Pete and Fred, compete in a 100 meter race. Pete runs at a velocity of vp meter/second and Fred is slower, running ...

9 years ago

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Calculate the sum of elements of n*n Hilbert matrix.
Calculate the sum of elements of n*n Hilbert matrix. For example, for n=5: HilbertMatrix = [1.0000 0.5000 0.333...

9 years ago

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Clamper Function
Create a function that emulates a clamper circuit Given sin wave, t and the constant value for clamping

9 years ago

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Odd times 3
Given a input matrix x, multiply all odd values by 3. Even values remain the same. example: x = [1 2 3 4 5;... 6 7...

9 years ago

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Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Opposite task convert string hexadecimal numbers array into array of decimal numbers . Example x=[ '208'; '209'; '20A'; ...

9 years ago

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Opposite task convert binary numbers array into array of decimal numbers.
Opposite task convert binary numbers array into array of decimal numbers. Example x=[ 11001000 ; 11001001 ; 11001010 ...

9 years ago

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How do you make seven even?
Take away the s.

9 years ago

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Count given word x in text.
Count how many times given word x repeats in text.

9 years ago

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Find max prime number
Given integer number n. Find the max prime number (mpn) that smaller than or equal to n. Example: n = 10 --> mpn = 7

9 years ago

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Add the odd numbers
Add only the odd numbers of x example: x = [1 2 3 4 5] the positive numbers are: 1 3 5, so their sum is 9

9 years ago

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For given vectors x,y find coresponding spline coefficients.
For given vectors x,y find coresponding spline coefficients. Example x =[ -3 -2 0 2 3] y =[ 0 0 1 ...

9 years ago

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Calculate the answer to life the universe and everything
<https://en.wikipedia.org/wiki/42_(number)>

9 years ago

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Analyze observation data
Suppose you have the following data (A,B,C) in three-column format. A B C -------------------------- t=1 ...

9 years ago

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Solve t^(a*x^2+b*x+c)=s
Solve t^(a*x^2+b*x+c)=s. Return x vector as result. Example a=1, b=2, c=1, t=3, s=15. Result x(1)= 0.5700 x(2)=-2.5700 H...

9 years ago

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Add the even numbers
Add only the even numbers of x example: x = [1 2 3 4 5] the positive numbers are: 2 4, so their sum is 6

9 years ago

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Find Euclidean norm of given vector u.
Find Euclidean norm of given vector u. https://en.wikipedia.org/wiki/Euclidean_distance Example x=[1 1] result=sqrt(1^2+1^2...

9 years ago

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Second smallest number
What is the second smallest number in x? example: x = [1 2 3 4 5 6 7 8 9] y = 2

9 years ago

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Combine the digits to output numbers
input could be of any length e.g. 1. in1 = 1 in2 = 2 output = 12 2. in1 = 2 in2 = 1 in3 = 0 output = 210

9 years ago

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How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

9 years ago

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Which coins to give
I was in shop today. I admired, how shop assistant had to think, which coins to give me. The task is we have a vector v=[0.5 0....

9 years ago

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Create cosine function out of sine
Please dont use cos(x) directly

9 years ago

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Create sine function out of cosine
Please don't use sin(x) directly

9 years ago

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what can you get for exactly amount of money
You go to store, where each product has price. Prices are in vector s = [ 195 125 260 440 395 290] and you have amount ...

9 years ago

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When Was That Goal Scored?
We want to find out when the goals were scored in a particular soccer game. For each game, we are given a "Goal Event Data" XML ...

9 years ago

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Words Count: A String Array Approach
Given an input character vector consisting of words, punctuation marks, white spaces, and possibly newline characters (\n), arra...

9 years ago

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Words Count: A Cell Array Approach
Given an input character vector consisting of words, punctuation marks, white spaces, and possibly newline characters (\n), arra...

9 years ago

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Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...

9 years ago

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Use a timetable to analyze a train timetable (Part 5)
You are analyzing a train timetable (you have some time to kill since you just missed your train!) How many trains depart each d...

9 years ago

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Use a timetable to analyze a train timetable (Part 4)
You are analyzing a train timetable (you have some time to kill since you just missed your train!) What is the average daily tri...

9 years ago

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angle in regular polygon
Make a function which returns measure of interior angle in x-side regular polygon. x is as input. Please pay attention, that 1 ...

9 years ago