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String Logic 19
Examples: 'DIG' --> 'I' 'IMPORTANT' --> 'MOTN' 'DEAL' --> 'EL' 'LIMB' --> 'IB' 'MOSTLY' --> 'OTY'
11ヶ月 前
解決済み
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.
12ヶ月 前
解決済み
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...
12ヶ月 前
解決済み
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
12ヶ月 前
解決済み
Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...
12ヶ月 前
解決済み
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...
12ヶ月 前
解決済み
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...
12ヶ月 前
解決済み
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
12ヶ月 前
解決済み
Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to find the logical indices o...
12ヶ月 前
解決済み
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...
12ヶ月 前
解決済み
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 = [1,2,3]; Returns 1.
12ヶ月 前
解決済み
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...
12ヶ月 前
解決済み
Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
12ヶ月 前
解決済み
Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...
12ヶ月 前
解決済み
Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
12ヶ月 前
解決済み
Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...
12ヶ月 前
解決済み
Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...
12ヶ月 前
解決済み
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...
12ヶ月 前
解決済み
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
12ヶ月 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 numbers. Otherwise return false. Example...
12ヶ月 前
解決済み
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.
12ヶ月 前
解決済み
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 ...
12ヶ月 前
解決済み
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
12ヶ月 前
質問
Integrated Mean Square Error of an Error Signal
Hello everyone, I have an error signal curve, e=X-Xref. How can I calculate the integrared mean square error?
4年以上 前 | 1 件の回答 | 0
1
回答質問
Calculating a matrix from other matrices
How can I write the following matrix? M = [C*B; C*A*B + C*B; C*A^2*B + C*A*B + C*B; . ...
4年以上 前 | 1 件の回答 | 0
1
回答質問
Computing the error between two curves of a figure
Hello, I have two curves, one corresponding to a real function and the second is its estimated curve. The whole simulation ...
5年弱 前 | 1 件の回答 | 0
1
回答質問
Matrix Generation from Other Matrices
Hello everyone, how can I write this matrix? M = [C*B; C*A*B + C*B; C*A^2*B + C*A*B + C*B; C*A^(n-1)*B + C*A^(n-2)...
5年以上 前 | 1 件の回答 | 0
1
回答質問
Matrix Generation from other matrices
How can I write these matrices? M = [C*B; C*A*B + C*B; C*A^2*B + C*A*B + C*B; C*A^(n-1)*B + C*A^(n-2)...
5年以上 前 | 1 件の回答 | 0
