photo

David Verrelli


Last seen: 5 mesi fa Attivo dal 2015

Followers: 0   Following: 0

Messaggio

http://www.research.div1.com.au/ Highest Cody ranking = 42nd (10000 points, in July 2018).

Statistica

All
  • Revival Level 1
  • First Answer
  • Quiz Master
  • Likeable
  • First Review
  • Famous
  • Tiles Challenge Master
  • Indexing I Master
  • ASEE Challenge Master
  • Cody Challenge Master
  • Scholar
  • Puzzler

Visualizza badge

Feeds

Visto da

Risolto


Wait a second!
Your code needs to take 'exactly' one second to run — accurate to ±0.5 milliseconds. The input will be the number of millis...

oltre 2 anni fa

Risolto


N-Dimensional Array Slice
Given an N-dimensional array, _A_, an index, _I_, and a dimension, _d_, return the _I_ th elements of _A_ in the _d_ dimension. ...

quasi 3 anni fa

Risolto


Operate on matrices of unequal, yet similar, size
You may want to add a vector to a matrix, implying that the vector is added to each column of the matrix. Or multiply a 3x4x5 ma...

quasi 3 anni fa

Risolto


Comparison of floating-point numbers (singles)
Floating-point numbers cannot generally be represented exactly, so it is usually inappropriate to test for 'equality' between tw...

quasi 3 anni fa

Problema


Guess the number I'm thinking of (Part 2)
Have you tried the original "Guess the number I'm thinking of" (Problem 44630)? This problem is just like that, except that the...

quasi 3 anni fa | 1 | 4 risolutori

Risolto


What score did they give?
Your task in this problem is to figure out the most recent score, |S|, submitted. <<https://upload.wikimedia.org/wikipedia/...

quasi 5 anni fa

Risolto


Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...

oltre 5 anni fa

Problema


What score did they give?
Your task in this problem is to figure out the most recent score, |S|, submitted. <<https://upload.wikimedia.org/wikipedia/...

quasi 6 anni fa | 1 | 9 risolutori

Risolto


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

quasi 6 anni fa

Risolto


How to Concatenate two strings?
How to Concatenate two strings?

quasi 6 anni fa

Risolto


Persistence will not help you solve this problem.
Create a function without inputs that adds one to the output every time it is called. A different possibility of solving this ha...

quasi 6 anni fa

Risolto


Calculate correlation.
There are two data. y1=[0 1 2 3 4]' y2=[2 3 4 5 6]' We can see positive relationship between y1 and y2. The relations...

quasi 6 anni fa

Risolto


Implement zero-based indexing for Matrices
Given an input vector and position (which is zero based) output the value Example: x = [1 2; 4 5] pos = [0 1] value = 5 ...

quasi 6 anni fa

Risolto


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

quasi 6 anni fa

Risolto


Replace x value into y value in string text.
Replace x value into y value in string text. Example text='Hello World' x='World', y='Universe' result='Hello Universe'.

quasi 6 anni fa

Risolto


Analyze observation data
Suppose you have the following data (A,B,C) in three-column format. A B C -------------------------- t=1 ...

quasi 6 anni fa

Risolto


Probabilities - Balls and urns - 02
The urn contains B blue balls and R red balls. Each trial consists of drawing one random ball from the urn and observing its col...

quasi 6 anni fa

Risolto


Solve equation numerically
y'=y In order to solve equation using computer, numerical analysis are needed. 1st order Euler's method is one of the metho...

quasi 6 anni fa

Risolto


Get Cody's screen size
Return an object that helps this problem's test suite return Cody's screen size.

quasi 6 anni fa

Risolto


Subtract integers and add doubles
Create a function that subtracts a from b if a and b are integers and adds them if they are floats.

quasi 6 anni fa

Risolto


Circumscribed Pentagon?
Building off of <https://www.mathworks.com/matlabcentral/cody/problems/44368 Problem 44368>, your function will be provided with...

quasi 6 anni fa

Risolto


Calculate numerical integration.
x=0:0.01:1 y=@(x)x.^2 Using given two inputs(x and y), conduct numerical integration in x. (hint: trapz)

quasi 6 anni fa

Risolto


Tridiagonal matrix
Given vectors u and v, make a tri-diagonal symmetric matrix such that u is in the main diagonal and v is below and above diagona...

quasi 6 anni fa

Risolto


Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

quasi 6 anni fa

Risolto


Refresh your system of equations
Given square matrix, and solution vector, find the values of the variables Example: xyz = [1 -1 2; 0 2 5; 4 0 -3]; //x-y+2...

quasi 6 anni fa

Risolto


Solve the system of linear equations
4x - 2y +6z=8 2x + 8y +2z=4 6x + 10y +3z=0 Input is each coefficient of polynomial. For example, a=[4 ...

quasi 6 anni fa

Risolto


Count given word x in text.
Count how many times given word x repeats in text.

quasi 6 anni fa

Risolto


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

quasi 6 anni fa

Risolto


Integrate Me
Given polynomial, output the integral (with k = 1 for simplicity purposes) Example: input = [2 1] % 2x+1 output = [1 1 1]...

quasi 6 anni fa

Risolto


Modified Upper Matrix Mock
Given a vector v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 0 3 6 9 11; 0 0 6 9 11; 0 0 0 9 11; 0 0 0...

quasi 6 anni fa

Carica altro