Gelöst

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

5 Tage vor

Gelöst

Natural numbers in string form
Create a cell array of strings containing the first n natural numbers. Slightly harder than it seems like it should be. Exampl...

5 Tage vor

Gelöst

Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

5 Tage vor

Gelöst

String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

5 Tage vor

Gelöst

Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

5 Tage vor

Gelöst

Remove element(s) from cell array
You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

5 Tage vor

Gelöst

Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

5 Tage vor

Gelöst

Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

5 Tage vor

Gelöst

Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

5 Tage vor

Gelöst

Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

5 Tage vor

Gelöst

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...

5 Tage vor

Gelöst

Pizza!
Given a circular pizza with radius z and thickness a, return the pizza's volume. [ z is first input argument.] Non-scored bonus...

5 Tage vor

Gelöst

Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

5 Tage vor

Gelöst

Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

5 Tage vor

Gelöst

Create a vector
Create a vector from 0 to n by intervals of 2.

5 Tage vor

Gelöst

Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not to use d...

5 Tage vor

Gelöst

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

5 Tage vor

Gelöst

Find max
Find the maximum value of a given vector or matrix.

5 Tage vor

Gelöst

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

5 Tage vor

Gelöst

Inner product of two vectors
Find the inner product of two vectors.

5 Tage vor

Gelöst

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

5 Tage vor

Gelöst

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...

5 Tage vor

Gelöst

Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

5 Tage vor

Gelöst

Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

6 Tage vor

Gelöst

Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

6 Tage vor

Gelöst

De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

6 Tage vor

Gelöst

Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

6 Tage vor

Gelöst

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 Tage vor

Gelöst

Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Input...

6 Tage vor

Gelöst

Add two numbers
Given a and b, return the sum a+b in c.

6 Tage vor