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Problem 44444 !!! free beer everyone
just say hallelujah to solve this problem

1 year ago

Solved

what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...

1 year ago

Solved

Convert Hard Drive marketing sizes to actual data sizes
Hard drive sizes are typically marketed using the decimal meaning of prefixes, whereas RAM uses binary meanings. For example: ...

1 year ago

Solved

Divisible by 21
Write a function to determine if a number is divisible by 21.

1 year ago

Solved

Find the maxmum value of N*N Matrix
Input x=[1 2 3; 4 5 6; 7 8 9] output: y=9

1 year ago

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Find the minimal value in N*N Matrix
Suppose that we have N by N matrix, we try to find the minimal value in that matrix. examples: Input A=[1 2 3 5 6;52 58 56 45...

1 year ago

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number play

1 year ago

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non-repitition of numbers in a vector

1 year ago

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Product of elements in a column

1 year ago

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Double the length of the vector

1 year ago

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Half the length of the vector

1 year ago

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find the index of a number

1 year ago

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Seperate 2nd column in a matrix

1 year ago

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Let's get back to school, and create multiplication tables
For a given range, create multiplication tables. (start is always < endno) Example start = 17 endno = 19 Then, ...

1 year ago

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Average Grade
Given a 1x5 vector presents the grades of a student on five tests. Calculate the average grade of that student.

1 year ago

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Convert from integer to binary
if true % decimalToBinaryVector(x) end

1 year ago

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Create tangent function out of sin and cos
Please don't use tan(x) directly

1 year ago

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find the 'M'
for an input x, return 1 at the location of the letter 'M'

1 year ago

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Where is the number that you want to find?
For a given matrix A, find where the input number x appears. Do this task by returning the vector which contains the row and th...

1 year ago

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determine if
determine if the elements of a matrix is a nan and return true

1 year ago

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Calculate inverse matrix in m by n matrix
x=(1:10)' y=roundn(2*x+7*rand(size(x)),-1) a*x=y Estimate a using inverse matrix calculation. This is principle of li...

1 year ago

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Save variables
a=[1] Save variable a that is located in workspace into current folder. File name should be 'a.mat'

1 year ago

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How to permute given 3d matrix?
A(:,:,1)=[1 3] A(:,:,2)=[2 2] A(:,:,3)=[4 3] Change rows to columns and columns to rows, similar to transpose. Resul...

1 year ago

Solved

Where is 1?
There is a 3d matrix [A] that consist of many zeros and only one. A=zeros(100,100,100); i=randi(100); j=randi(100); k=randi(...

1 year ago

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Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

1 year ago

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Replace 0 to NaN!
In given matrix A=[1 nan nan; 2 2 nan; nan nan 1]; replace NaN to 0. Use matrix A as a input.

1 year ago

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Odd times even numbers in a matrix
First count the number of odd numbers in x, then the number of even. Return their product. example: x = [1 2] One odd ...

1 year 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

1 year 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

1 year ago

Solved

Determinate if day D is a date that occurs during Daylight Saving Time in Italy
<https://en.wikipedia.org/wiki/Summer_Time_in_Europe>

1 year ago