# Highphi

### FAMU FSU College of Engineering

B.S. in Mechanical Engineering. Masters in Industrial and Manufacturing Engineering

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the average value of the elements

Calculate the average value of the elements in the array

2 months ago

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Duplicate each element of a vector.

for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Ex...

2 months ago

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First non-zero element in each column

For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero i...

2 months ago

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Matlab Basics II - squares

Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

2 months ago

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Matlab Basics - Rounding I

Write a script to round x DOWN to the next lowest integer: e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2

2 months ago

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Matlab Basics II - Extract last 3 elements of a vector

Let x be a vector of unknown length, we are always interested in the last 3 numbers in the vector, write a function that gives t...

2 months ago

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Compare two input matrices

Check which input matrix has more elements. Return "1" if matrix A has more elements than matrix B. Otherwise return "0". Exa...

2 months ago

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Add two numbers

Calculate the sum of two numbers. Example input = [2 3] output = 5

2 months ago

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Back to basics 19 - character types

Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...

2 months ago

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Check to see if a Sudoku Puzzle is Solved

*Description:* Your task, should you choose to accept it, is to make a function that checks to see if a 9x9 matrix of integer...

2 months ago

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Area of an equilateral triangle

Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

2 months ago

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Is my wife right? Now with even more wrong husband

Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

2 months ago

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Sum the elements in either diagonal of a square matrix

Sum the elements of a square matrix that lie on either the major diagonal or anti-diagonal. (Include all elements that are part ...

2 months ago

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Output any real number that is neither positive nor negative

Output any real number that is neither positive nor negative

2 months ago

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Caracteres Unicos

Dada uma string, verifique se a string é composta de caracteres únicos, ou seja, nenhuma letra se repete. Retorne true ou false;...

2 months ago

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Convert a given Character to its decimal equivalent value

Convert a given character to its decimal equivalent value according to the ascii table. if x = '!'; y = 33; if x = 'u'; ...

2 months ago

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All capital?

Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

2 months ago

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Area of a triangle

A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.

2 months ago

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Divisible by 10

Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

2 months ago

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Sum of first n positive integers

Given n, find the sum of first n positive integers Example: If n=10, then x=1,2,3,4,5,6,7,8,9,10. The sum of these terms is 55

2 months ago

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Divisible by 2

This is the first problem in a set of "divisible by x" problems. You will be provided a number as a string and the function you ...

2 months ago

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Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

2 months ago

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Matlab Basics II - Minimum

Write a function that returns the minimum of each ROW of a matrix x example: x = [1 2 3; 4 5 6]; output [1;4];

2 months ago

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Area of a Square

Inside a square is a circle with radius r. What is the area of the square?

2 months ago