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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...

5年以上前

解決済み

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. ...

5年以上前

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Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

5年以上前

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Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...

5年以上前

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

5年以上前

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Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

5年以上前

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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...

5年以上前

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Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

8年弱前

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How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

8年弱前

解決済み

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...

8年以上前

解決済み

Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

8年以上前

回答済み
computational complexity of eig and pinv
The computational cost of eig should be O(N^3) with N dimension of the matrix

9年弱前 | 0

解決済み

Best Problem Elections
When I am writing those words, there are 2002 problems on Cody. Many of them are simply wonderful. Do you remember which of them...

約9年前

解決済み

construct matrix with identical rows
Input a row vector such as x=1:10. Now we need to construct a matrix with L rows,of which every row vector is a copy of x. E...

約9年前

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

約9年前

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

約9年前

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Product of elements in row
Product of matrix such that a=[3 3 1] b=9

約9年前

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ベクトル [1 2 3 4 5 6 7 8 9 10]　の作成
MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

約9年前

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Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
If x = 5, y = 4*5/2 = 10

約9年前

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Skip by a multiple
Given an integer create an array of its multiples. Array must have a length of 15

約9年前

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Summation of array
Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

約9年前

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

約9年前

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Convert yards to feet
The goal of this script is to convert a value given in yards to feet.

約9年前

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Matrix which contains the values of an other matrix A at the given locations.
If you have two matrices, which together give xc and yc coordinates into another matrix, eg : xc = [1 1 1; 2 2 1]; ...

約9年前

解決済み

Create a square matrix of multiples
Given an input, N, output a matrix N x N with each row containing multiples of the first element of each row. This also applies...

約9年前

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Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...

約9年前

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Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

約9年前

解決済み

Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

約9年前

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Potential Energy
Calculate the potential energy of a rock.

約9年前

解決済み

CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

約9年前