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Mike


Attivo dal 2011

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Risolto


Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

quasi 10 anni fa

Risolto


Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

quasi 10 anni fa

Risolto


All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

quasi 10 anni fa

Risolto


Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

oltre 10 anni fa

Risolto


Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

oltre 10 anni fa

Risolto


Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

oltre 10 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

oltre 10 anni fa

Risolto


Convert a vector into a number
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

oltre 10 anni fa

Risolto


Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

oltre 10 anni fa

Risolto


Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

oltre 10 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 ...

oltre 10 anni fa

Risolto


inner product of two vectors
inner product of two vectors

oltre 10 anni fa

Risolto


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

oltre 10 anni fa

Risolto


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

oltre 10 anni fa

Risolto


The Answer to Life, the Universe, and Everything
A variation of a previous Hitchhiker's Guide to the Galaxy problem. *Inputs:* Life, the Universe, and Everything *Output:*...

oltre 10 anni fa

Risolto


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

oltre 10 anni fa

Risolto


Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

oltre 10 anni fa

Risolto


Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

oltre 10 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!

oltre 10 anni fa

Risolto


Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

oltre 10 anni fa

Risolto


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

oltre 10 anni fa

Risolto


Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

oltre 10 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.

oltre 10 anni fa

Risolto


Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

oltre 10 anni fa

Risolto


Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

oltre 10 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 10 anni fa

Risolto


Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

oltre 10 anni fa

Risolto


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

oltre 10 anni fa

Risolto


Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

oltre 10 anni fa

Risolto


Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

oltre 10 anni fa

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