Risolto


Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

circa 13 anni 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...

circa 13 anni fa

Risolto


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

circa 13 anni fa

Risolto


Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

circa 13 anni fa

Risolto


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

circa 13 anni fa

Risolto


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

circa 13 anni fa

Risolto


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

circa 13 anni fa

Risolto


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

circa 13 anni fa

Risolto


Penny flipping - calculate winning probability (easy)
Two players are playing a fair penny flipping game. For each flip, the winner adds one penny from the loser's collection to his/...

circa 13 anni fa

Risolto


Find the nearest integer
Given a vector of integers and a real number find the closest integer. EX: >> a = [2 4 5 6 8 10]; >> b = 4.6; >> nea...

circa 13 anni fa

Risolto


Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

circa 13 anni fa

Risolto


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

circa 13 anni fa

Risolto


Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

circa 13 anni fa

Risolto


Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

circa 13 anni fa

Risolto


Find the largest value in the 3D matrix
Given a 3D matrix, A, find the largest value. E.g. >> A = 1:9; >> A=reshape(A,[3 1 3]); >> islargest(A) ans = 9

circa 13 anni fa

Risolto


Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

circa 13 anni fa

Risolto


Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

circa 13 anni fa

Risolto


First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

circa 13 anni fa

Risolto


Back to basics 11 - Max Integer
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive integer MATLAB can handle.

circa 13 anni fa

Risolto


given 3 sides, find area of this triangle
1:3 -> 0; 3:5 -> 6

circa 13 anni fa

Risolto


Cody Matlab Version
What is the current Cody Matlab Release? *Output:* string *Examples:* '(R2012a)' or 'R2012a' Hint: We have mo...

circa 13 anni fa

Risolto


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

circa 13 anni fa

Risolto


Back to basics 25 - Valid variable names
Covering some basic topics I haven't seen elsewhere on Cody. Given a string, return true if it is a valid MATLAB variable nam...

oltre 13 anni fa

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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 13 anni fa

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Program an exclusive OR operation with logical operators
Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

oltre 13 anni fa

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Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

oltre 13 anni fa

Problema


Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

oltre 13 anni fa | 1 | 438 risolutori

Risolto


Remove white space from the string
Remove the white spaces (trailing and leading) from the input variable

oltre 13 anni fa

Risolto


Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

oltre 13 anni fa

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Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

oltre 13 anni fa

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