Statistica
RANK
60
of 300.799
REPUTAZIONE
3.252
CONTRIBUTI
28 Domande
1.286 Risposte
ACCETTAZIONE DELLE RISPOSTE
100.0%
VOTI RICEVUTI
299
RANK
3.960 of 21.092
REPUTAZIONE
374
VALUTAZIONE MEDIA
3.00
CONTRIBUTI
12 File
DOWNLOAD
39
ALL TIME DOWNLOAD
3641
CONTRIBUTI
0 Post
CONTRIBUTI
0 Pubblico Canali
VALUTAZIONE MEDIA
CONTRIBUTI
0 Punti principali
NUMERO MEDIO DI LIKE
Feeds
Risolto
Guess Cipher
Guess the formula to transform strings as follows: 'Hello World!' --> 'Ifmmp Xpsme!' 'Can I help you?' --> 'Dbo J ifm...
1 giorno fa
Risolto
Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...
2 giorni fa
Risolto
Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
oltre un anno fa
Risolto
Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...
oltre un anno fa
Risolto
Acidity of vinegar and salts
Assuming: pH (potentia hydrogenii) = - log10(H+ ionic concentration in mol/Liter). For a buffer solution containing acetic acid ...
oltre un anno fa
Risolto
Volume of this donut
Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.
oltre un anno fa
Risolto
Size of this cup?
The given vector has diameter of the cup in mm sampled at micrometer increments in depth from top to bottom, need output in cc a...
oltre un anno fa
Risolto
Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.
oltre un anno fa
Risolto
area of an annulus
Given the diameter d of the inner circle of the annulus. Given length z of a chord of the outer circle of the annulus. This chor...
oltre un anno fa
Risolto
expand intervals vol.2
Similar to problem <http://www.mathworks.co.uk/matlabcentral/cody/problems/2528 2528>. This is a more general case, when bounds ...
oltre un anno fa
Risolto
Time Expansion
How can you slow down any discrete-time signal? Example Input original signal x. x = [1 2 3 -1 -2 -5 -4] We want t...
oltre un anno fa
Risolto
Convert Kilometers to Miles
Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.
oltre un anno fa
Risolto
Create an anti-identity matrix
Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...
oltre un anno fa
Risolto
Sort the vector with the given index
Given x = [1 2 4 8 17] and t = [1 3 2 5 4] then y = [1 4 2 17 8].
oltre un anno fa
Risolto
middleAsColumn: Return all but first and last element as a column vector
Given input A, return all but the first and last elements, arranged as a column vector. (I.e., all dimensions after the first s...
oltre un anno fa
Risolto
What number has this problem?
This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...
oltre un anno fa
Risolto
Back to basics 9 - Indexed References
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix and row and column, output the index of th...
oltre un anno fa
Risolto
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
oltre un anno fa
Risolto
Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...
oltre un anno fa
Risolto
Convert yards to feet
The goal of this script is to convert a value given in yards to feet.
oltre un anno fa
Risolto
Find the sum of n squares
What is the sum of the squares of the first n integers?
oltre un anno fa
Risolto
Remove the positive integers.
Given array x (of integers), remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -...
oltre un anno fa
Risolto
Getting the absolute index from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get the <http://www.ma...
oltre un anno fa
Risolto
If-then-else
Complete the function below such that if the value of x is in the range 10 to 14, inclusive, the value 18 is assigned to y. Oth...
oltre un anno fa
Risolto
Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.
oltre un anno fa
Risolto
surface of a spherical planet
you just discovered its circumference, that is the input.
oltre un anno fa
Risolto
Colon operator of two vectors
You are given two vectors of equal length: VecStart, VecEnd Each vector contain a set of integers, where VecEnd(j)>=VecStar...
oltre un anno fa
