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# Rafael S.T. Vieira

Last seen: 1 month ago Active since 2020

I'm a post-doctoral researcher of Computer Science at the Federal University of Ceará. And I hold a Ph.D. in Computer Science with an emphasis in Computer Graphics.

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Sort a vector

1 year ago

Solved

Summy's odd sum

1 year ago

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Summy's even sum

1 year ago

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Big Integer Sqrt
You will be given a big integer, you should return the square root of it. input: '16' output: '4' have fun!

1 year ago

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Restricted Subtraction v1
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45265-restricted-addition-v4 Restricted Addition v4> with...

1 year ago

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tic tac toe
Solved ticTacToe

1 year ago

Solved

Find Logic 28

1 year ago

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Curve fitting (non-linear functions) & function handles
In this problem you are provided some raw data. You need to find a way of summarising the data with just a few parameters, so th...

1 year ago

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Curve fitting (linear functions) & function handles
In this problem you are provided some raw data. You need to find a way of summarising the data with just a few parameters, so t...

1 year ago

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Top of the Hour : Return from your routine within 1 second of the hour
*Top of the Hour* Submit your routine such that it returns to Cody after the hour and within 1 second of the hour. The tes...

1 year ago

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Wavy gravity

1 year ago

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Unique: Faster 'rows' for large array of uint8
Challenge: Execute unique(a,'rows') Faster for 'a' being uint8. The "unique" function for the 'rows' options may be performe...

1 year ago

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matrix rows and columns

1 year ago

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matrix rows and columns

1 year ago

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Perfect number

1 year ago

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"Bubblegum, Bubblegum, in a dish; How many pieces do you wish?"
The child's game "bubblegum, bubblegum, in a dish; how many pieces do you wish?" is a way of eliminating players until a single ...

1 year ago

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Find Logic 32

1 year ago

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Find Logic 24

1 year ago

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Find Logic 22

1 year ago

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Solve the equation. Find X.

1 year ago

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Area of Ellipse

1 year ago

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Dot Product

1 year ago

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Inhomogenous Depth Scale Interpolation
I recently came across a dataset for physical ocean parameters such as temperature and salinity that provided data in the form o...

1 year ago

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Convert a cell-array of values to MATLAB source code
The MATLAB interpreter loads your code and executes it using the Read-Evaluate-Print-Loop (see <http://en.wikipedia.org/wiki/REP...

1 year ago

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All Humans are Created Equal - Pareto Equality
One way or the other two sets of identical types can come out ahead of the other by idea of Pareto equality. Pareto equality b...

1 year ago