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Swap rows

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Swap

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find the value

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Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

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Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...

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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.

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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...

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

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Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

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Deleting an element in a matrix
For vector Grades=[98 56 78 34 100 88 87], delete the number 78 to get the following matrix Grades=[98 56 34 100 88 87] **re...

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convert matrix to single column
given any matrix, convert it to single column

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Find the mean of two vectors
Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

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Vector indexing: lower than mean
Find all values in a vector lower than the mean of the vector

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Rankine to Celsius Converter
Given input R, degrees Rankine, convert into degrees Celsius.

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Rotate matrix by -90 degrees
Rotate a Matrix by -90 degrees Example: X = 1 2 3 4 5 6 7 8 9 output = 7 4 ...

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vectors counting by 5
Create a vector with numbers from x_min to x_max in increments of 5.

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Resizing Matrices
Take an 4x3 matrix, and resize it to a 2x6 matrix

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Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

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Replace 0 indices in array with 1's
Take a incoming vector, and replace 0's with ones

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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

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サイズが n*2n の "mirror" 行列（対称行列）を作成しましょう。 例: n=2 の場合、以下のような出力を返します。 m = [ 1 2 2 1 1 2 2 1 ] n = 3 の場合、以下のよう...

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"mirror" matrix
Create n x 2n "mirror" matrix of this type: Examples For n = 2 m = [ 1 2 2 1 1 2 2 1 ] For n = 3 m = ...

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チェッカーボードを作ろう

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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。...

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2倍してみよう - ここからスタート！

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