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Basics - not so easy division
Please make a function whcih divides x/y, but pay attention for some exceptions with NaN,0,Inf. Sometimes return "ERROR" instead...

9 years ago

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Basic commands - rounding
make a function which will round to integer, which is nearer to zero. Example x=[-2.5 2]; y=[-2 2];

9 years ago

Solved

cross in array
Make a cross from "1" in odd size array. Other value from array should be equal to "0"; As input you get length of side of arra...

9 years ago

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Basic commands - Least common multiple
Make a function which will return least common multiple of "a" and "b" Example: a=8; b=6; y=24;

9 years ago

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Basic commands - amount of inputs
Make a function, which will return amount of given inputs Example: amountinput(1,2,4,3,10) -> 5 , because we gave functio...

9 years ago

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BASICS - sum part of vector
Please make a function, where as input you get vector "x" and and vector "c", where in "c" vector you get indexes to sum. Examp...

9 years ago

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Counting candies
In a classroom of |'n'| children, every even numbered child gets one big candy and every odd numbered child gets two small candi...

9 years ago

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Euclidean distance from a point to a polynomial
A not uncommon problem in the area of computational geometry is to find the closest point to a straight line from a given point,...

9 years ago

Question

Number of leading zeroes as a variable
I know that to print out a number with a certain amount of leading zeroes, you are supposed to use %0X, where X is the number of...

9 years ago | 2 answers | 0

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answers

Answered
reshape 4D matrix into 2D matrix
Does this do what you're looking for? reshape(squeeze(x(:,1,:,:)),25,30) where x is your 5x5x5x30 matrix?

9 years ago | 0

Question

Copying Profile results into Word/Excel
I recently spent a full day running a large amount of simulations of a code through the MATLAB Profiler to see where things need...

9 years ago | 1 answer | 0

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answer

Solved

Weighted Convolution
Given two input vectors x = [x_1, x_2, ..., x_K] and y = [y_1, y_2, ..., y_K] of equal length, compute the weighted convolution ...

9 years ago

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Freebies anyone? No!!!!
Feel free to copy paste all the tests and voila you solved the problem

9 years ago

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Some tweaks in summation, Can you decode? :)
There are some tweaks in summation that you might observe via test suites Try if you can

9 years ago

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Stubborn guy
In a vote, the stubborn guy always votes differently. for example if the other vote is: x=true then he votes false

9 years ago

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BaeIsAlwaysRight
Output yes whatever bae says

9 years ago

Solved

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

Solved

Non trivial identities - summation
Return x by adding a random number to it.

9 years ago

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Non trivial identities - flipping
Return x by flipping it.

9 years ago

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Non trivial identities - differentiation
Return x by differentiating it.

9 years ago

Solved

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

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Create a constant offset.
Add a constant offset to an array. For example: a=[1 3 5 9]; offset=2; y=[3 5 7 11];

9 years ago

Solved

Geometrical meaning of determinant
Given two vectors x,y, in 2D or three vectors x,y,z in 3D space, compute the area (or volume) of the parallelogram they define. ...

9 years ago

Solved

Find the diagonal of the square of side L
You are given a square of side length L, find D the length of its diagonal.

9 years ago

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Area of polygon
Given the vertices in vectors X,Y, return the area of the polygon they define.

9 years ago

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Upper Matrix in LU Decompositon
Get the Upper Matrix of the Matrix Given Please have a pride on not using built-in Matlab functions :)

9 years ago

Solved

Convert decimal to hex as shown in test cases
Convert decimal to hex as shown in test cases.

9 years ago

Solved

Polynomial evaluation
Compute the value of a polynomial of degree n with coeffcients in vector a, at value x. p(x)=a(1)+a(2)x+a(3)x^2+...+a(n+1)x...

9 years ago

Solved

Iterative sum of digits of 2^n number
Given n, calculate the number 2^n (where n>=0) and *iterate* until the sum of the digits is a single-digit number. Example: ...

9 years ago

Solved

Sudoku square
We have a small sudoku square, but we miss one number. x=[ 1 5 4; 8 6 3; 0 9 7]; Make a function, where output is fi...

9 years ago