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Kevin Junior


Last seen: 6 months ago Active since 2013

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can someone debug this code/function ?
function f = lion(x,A,r1,r2) y = A\r1; z = A\r2; f = (y(1)*x.^2 + y(2)*x).*cos(z(1)*x + z(2)); return; A, r1 a...

7 years ago | 0 answers | 0

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Can help me create a selection sort function? I understand how it works but I cant come up with a code that works.
here is what i have function y = Mekuluselect(x) n = length(x); C = 0; S = 0; for k = 1:n C = C + 1; m = k; ...

10 years ago | 1 answer | 0

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I am trying to write a program that compares the selection sort function, the bubble sort and insertion sort. I am struggling on the selection sort I know how it works but I cant come up with a code.
At the end I have to write a program that compares the three sorting methods I am using extra output C(number of comparisons) an...

10 years ago | 0 answers | 0

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Can someone help implement the perfect shuffle function?
function outString = perfectMShuffle(inString,m) % This function shuffles the characters in the inString by picking 1st, ...

10 years ago | 1 answer | 0

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My goal here is to decode an encrypted message using perfect-k-shuffles, the encryption key is given
here is what I have so far, I dont know how I am supposed to decode the message encodedString = 'aasfu aic talputte bal...

10 years ago | 0 answers | 0

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Question


I am trying to implement a selection sort function
what I got is a little too messy I want a more concise code for selection sort function [y,TotalC,TotalS] = selectSort(x) ...

10 years ago | 0 answers | 0

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I am trying to decode an encrypted message
Here are the files that I have to use. % First file encodedString = 'aasfu aic talputte balde'; encryptionKey = [...

10 years ago | 1 answer | 0

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I am trying to plot the value of the function P(x,y) along the line segment that connects (0,0) and (6,4)
P(x,y) = 100*exp(-.4*( (x-1)^2 + 0.7*(y-3)^2))+ 80*exp(-.2*(2*(x-5)^5+1.5*(y-1)^2)); so I am going to use the plot(x.y) functio...

10 years ago | 1 answer | 0

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I am trying to implement this function so that it returns the sum of all the values in the m-by-n matrix A without using the buit in function sum
function s = totalsum(A) %A is an m-by-n matrix %s is the sum of all the values in A I dont know where to start.

10 years ago | 1 answer | 0

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i am trying to write a script that estimates the probability for which two dice have the same values when three dices are rolled.
I know for sure that we will use rand() to generate multiple throws but how do I compute the probability

10 years ago | 0 answers | 0

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I am trying to draw a tennis court with a green court and white lines
How do i pull that off using functions??

10 years ago | 1 answer | 1

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I am supposed to implement the following function without loops. function L = polyline(u,v) % u and v are column (n+1)-vectors with u(1) = u(n+1) and v(1) = v(n+1). % L is the perimeter of the polygon with veritices (u(1),v(1)),...(u(n),v(n))
I am supposed to use vectorized arithmetic. of z is a length-5 vector then alpha = sum(abs(z(1:4)-z(2:5))). Here is what I go...

10 years ago | 1 answer | 0

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How do I plot the number of iterations of a function using Semilogx?
I have no clue how to do this

10 years ago | 1 answer | 0

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I am trying to write a script that generates a list of 100 integers selected randomly from the set {-20,-10,0,10,20,30}
How do I use the randomness funtion in this problem??

10 years ago | 3 answers | 0

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Can someone help me? I am trying to print a 8-by-8 checkboard with red and black tiles
I know that am gonna use two nested for loops.

10 years ago | 2 answers | 0

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Does someone know how to print a square onto the command window using for loops????
for 1:5 fprintf('*') % am stuck right there

10 years ago | 3 answers | 0

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