Community Profile

# Said BOUREZG

### Mohamed Boudiaf University - M'SILA -

1 259 total contributions since 2011

Interests:
*-* Image Processing, specifically 2d Medical images (CT, MRI),
*-* Signal processing specifically (ECG, EEG),
*-* Algorithms,
*-* Transformation (DCT, DWT, DFT,...),
*-* Communication System.

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Solved

basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix
For given input matrix a, rotate it by 90 degrees and find the sum of the diagonals. Example: Input: a = 1 ...

environ un an ago

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Perfect square.
Determine if the input is a perfect square or not. Example - If input is 25, return 1. If input is 17, return 0.

environ un an ago

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World Cup 2018 Prediction!
Which team will be the winner?

environ un an ago

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Is this is a Tic Tac Toe X Win?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

plus d'un an ago

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Basic electricity in a dry situation
&#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#...

plus d'un an ago

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5 Prime Numbers
Your function will be given lower and upper integer bounds. Your task is to return a vector containing the first five prime numb...

plus d'un an ago

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Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

plus d'un an ago

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Write a function to provide a yes or no answer to the input string. However, it must plead the 5th amendment (return an empty st...

plus d'un an ago

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Write c^3 as sum of two squares a^2+b^2
write c^3 as sum of two squares a^2+b^2. a and b must be integer and greater than zero. For example 5^3 = 2^2 + 11^2 5...

plus d'un an ago

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Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

plus d'un an ago

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Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

plus d'un an ago

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Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

plus d'un an ago

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How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

plus d'un an ago

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The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

presque 2 ans ago

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Find the index of the lowest number in a matrix
Take a matrix, and find the [row cal] index of the lowest number

presque 2 ans ago

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Matrix Max Finder
Output the maximum value in a matrix

presque 2 ans ago

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Replace 0 indices in array with 1's
Take a incoming vector, and replace 0's with ones

presque 2 ans ago

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Sum two matrices
Take two incoming matrices, and sum them

presque 2 ans ago

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Matrix multiplication
Multiply two incoming matrices via matrix multiplication

presque 2 ans ago

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Matrix element wise multiplication
Take two incoming vectors, and multiply them element wise

presque 2 ans ago

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Vector indexing: lower than mean
Find all values in a vector lower than the mean of the vector

presque 2 ans ago

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Calculate the sum of two polynomials
Calculate the sum of two polynomials if they are written in notation with their coefficients. example: a=[3 4 5]; b=[...

environ 2 ans ago

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Sort the prime numbers in each row of a 3x3 matrix
Considering a 3x3 matrix A, sort the prime numbers of each row in ascending order. For exemple: input A=[5 8 2 4; ...

environ 2 ans ago

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0<=x<=pi?
Check whether the given angle is between zero and pi. Return logical true or false.

environ 2 ans ago

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convert between ascii and characters
I have seen multiple problems like this but none of them have a robust test suite associated with them. The first input C is ...

environ 2 ans ago

Solved

Max Change in Consecutive Elements
If an array is given as input then find the index of consecutive elements that represent maximum change. Example: Input ...

environ 2 ans ago

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Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

environ 2 ans ago

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Who is the baby and who is the daddy in this family?
Given an array of numbers that shows the characteristcs of all family members, find who is the baby and who is daddy in this fam...

environ 2 ans ago

Solved