# Wagner Oliveira

Systems Engineering Student

**Programming Languages:**

PHP

**Spoken Languages:**

Portuguese

**Professional Interests:**

**Statistics**

**Cody**

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**Content Feed**

Solved

Convert Angstrom to Meters

Write a code that converts the angstrom unit to meters.(A is angstrom and m is meters.)

1 month ago

Solved

Round2 Three Times Fight!

Your function should round the numbers then multyply them by 2 then repeat them three times

1 month ago

Solved

Rankine to Celsius Converter

Given input R, degrees Rankine, convert into degrees Celsius.

1 month ago

Solved

metre to feet converter

The idea is to make a converter, which exchange meters to feets. We use a factor of 1m = 3.281*1f. so 3m are equals to 9.843 m...

1 month ago

Solved

currency converter

given a rate of exchange calculate the equivalent units of 100 USD

1 month ago

Solved

Square root

Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

2 months ago

Solved

Determine the square root

Determine the square root of the value the user has entered, n.

2 months ago

Solved

Find the area of a triangle

Given a triangle with a base b and height h, return the triangle area.

2 months ago

Solved

Create a two dimensional zero matrix

You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

2 months ago

Solved

Determine the mean of matrix

Determine the mean of matrix without using mean function Hint: use simple algorithm

2 months ago

Solved

multiply by three

Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

2 months ago

Solved

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

Solved

Matlab Basics II - Count rows in a matrix

Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3

2 months ago

Solved

Matlab Basics - Absolute Value

Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

2 months ago

Solved

02 - Vector Variables 1

Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2a.png>>

2 months ago

Solved

Is My Wife Wrong?

Answer the question. (see also <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right Problem 149: Is my ...

2 months ago

Solved

Create a Matrix of Zeros

Given an input x, create a square matrix y of zeros with x rows and x columns.

2 months ago

Solved

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

Solved

Annual Salary

What is the annual salary of Mr. Cody if he works 40 hours a week and gets $x per hour and a yearly bonus of $2000? (Let, 50 wee...

2 months ago

Solved

find the surface area of a cube

given cube side length x, find the surface area of the cube, set it equal to y

2 months ago