Pavel Konstantinov
BMSTU
Followers: 0 Following: 0
Russian BMSTU student. I am against war in Ukraine, Putin is a killer
Python, C, MATLAB, Arduino, VHDL
Spoken Languages:
English, Russian
Professional Interests:
Signal Processing, DSP HDL Toolbox, Communications Toolbox
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Solve all the problems in Introduction to MATLAB problem group
Awarded to Pavel Konstantinov on 14 May 2023
Comment on a problem or solution
Awarded to Pavel Konstantinov on 13 May 2023
MATLAB Central Treasure Hunt finisher badge
Awarded to Pavel Konstantinov on 25 Jun 2022
Solve a community group
Awarded to Pavel Konstantinov on 25 Jun 2022
Solve a problem for the first time
Awarded to Pavel Konstantinov on 07 Jun 2022
Like a problem or solution
Awarded to Pavel Konstantinov on 07 Jun 2022
Publish your first review
Awarded to Pavel Konstantinov on 06 Mar 2020
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Solved
Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...
20 dagen ago
Solved
Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...
20 dagen ago
Solved
Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.
20 dagen ago
Solved
Calculate the average value of the elements in the array
Calculate the average value of the elements in the array
20 dagen ago
Solved
the average value of the elements
Calculate the average value of the elements in the array
20 dagen ago
Solved
Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'
27 dagen ago
Solved
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...
27 dagen ago
Solved
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...
27 dagen ago
Solved
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: ...
27 dagen ago
Solved
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...
27 dagen ago
Solved
Alternately upper-lower case
Modify the string to alternate between upper and lower case. For example, s='achyuta' output='AcHyUtA' Update - Test case...
11 maanden ago
Solved
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.
11 maanden ago
Solved
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...
11 maanden ago
Solved
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
11 maanden ago
Solved
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...
11 maanden ago
Solved
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...
11 maanden ago
Solved
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...
11 maanden ago
Solved
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....
11 maanden ago
Solved
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...
11 maanden ago
Solved
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.
11 maanden ago
Solved
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,...
11 maanden ago
Solved
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...
11 maanden ago
Solved
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 = ...
11 maanden ago
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