Solved

Convert Two Character String into a Binary Vector
Given a string "XOXXO" convert it into a binary vector. [1 0 1 1 0] Paul Berglund implemented an optimal method in <http://ww...

9 meses ago

Solved

Is the paranthesis sequence balanced ?
Quantum mechanics and computer science are interested in <http://en.wikipedia.org/wiki/Bra%E2%80%93ket_notation bra-kets>. Today...

9 meses ago

Solved

Count letters occurence in text, specific to words with a given length.
Build a function with two input arguments: a string and a word length (number of letters), that outputs a vector of counts of th...

9 meses ago

Solved

Simple Caesar Cypher - shift encrypt a message given an index number
A Caesar cypher is a simple shift encryption method. Your goal is to create a function that allows a user to input a string and ...

9 meses ago

Solved

most frequent character
Obtain the most frequent character. For example, s='balaram'; output='a'; If there is a tie between letters, return t...

9 meses ago

Solved

Alternately upper-lower case
Modify the string to alternate between upper and lower case. For example, s='achyuta' output='AcHyUtA'

9 meses ago

Solved

Split a given string from the first instance of a given character
A simple operation to split a given string into two substrings at the point where the desired character is first found. e.g. ...

9 meses ago

Solved

How many digits are there?
Input(s) - any string Output(n) - number of digits within string s

9 meses ago

Solved

Join Strings with Multiple Different Delimiters
The idea is to form the string S by interleaving the elements of a cell array of strings DELIMITER and another cell array of st...

9 meses ago

Solved

Simple Decoder Ring
The stereotypical _decoder ring_ is remembered as a cereal box prize from the 1950s. Kids learned about cryptography by startin...

9 meses ago

Solved

Eliminate Polysyllabics: Long live short words!
Given a string s1, return s2 in which all the words with more than one syllable have been removed. To make things simple, we ...

9 meses ago

Solved

Morse Code Generator! Try it!
.... . .-.. .-.. --- . ...- . .-. -.-- --- -. . -.-.-- .-.. . - ... -.. --- ... --- -- . -- --...

9 meses ago

Solved

Split bread like the Pharaohs - Egyptian fractions and greedy algorithm
How would you split 5 loaves of bread among 8 people in all fairness? Get a hint from the Pharaohs. 5/8 = 4/8 + 1/8 , i.e. each ...

9 meses ago

Recreate Matlab figure in Excel?
You can always use ActiveX (this will be phased out in a future version of MATLAB) to build plots directly in your Excel file. H...

9 meses ago | 0

Read only numerical value or seperate data using deliminater
Assuming that you ultimately want to extract the date/time and resistance values, and assign them to separate variables, the fol...

9 meses ago | 0

| accepted

Extracting second number after comma within parenthesis
Assuming that the number will always be in scientific notation, then the following should work. TOC = regexp(str,'(?<=\(.*?,)\d...

9 meses ago | 1

| accepted

Using strcmp with multiple inputs
You can use strcmpi, which is a non-case-sensitive version of strcmp. B = find(strcmpi(rw(:,3),'boskalis westminster dredging l...

9 meses ago | 0

Modify Strings in cell array according to pattern
Let me know how this works for you. B = {'C3H7O';'C2H7O2';'C2H7O2+';'C4H5O';'C4H5O';'C3H3O2';'';'C4H7O';'C3H5O2';'C3H7O2';'C2H5...

9 meses ago | 1

| accepted

Problems with min and max functions
Since you are defining your function as having a input x, you do not need to redfine it within your function. You can also achie...

9 meses ago | 1

| accepted

Modify Strings in cell array according to pattern
I am sure that there is a much more elegant method using just regular expressions, but the following should give you what you ar...

9 meses ago | 0

How do I construct this function?
The following should accomplish what you are asking. function TF = issquare(A) % Verifies that A is a numerical matrix with ...

9 meses ago | 0

| accepted

Output argument ‹variable› (and maybe others) not assigned during call to ‹function›
Currently, you have only decleared pdf as an output argument at the start of your function, but have neglected to assign a value...

10 meses ago | 0

matlab legend dotted lines
Without knowing whether your x and y inputs used in the plot function are vectors or arrrays it is hard to derive a working solu...

10 meses ago | 0

How can I subplot 3 graphs with errors barr and different characteristics?
Replace the lines containing the subplot functions with the following: ... subplot(3,1,1) ... subplot(3,1,2) ... subplot(3...

10 meses ago | 0

| accepted

"surf" overwrites axis properties
Try reordering your properties so that they are assigned after you use the surf function. fig = figure; ax = axes('Parent',fig...

10 meses ago | 0

App Designer KeyPress callback for a Tree
Chris, As you mentioned, App Designer Trees do not yet have a KeyPress callback. While the UIFigure does have this callback, th...

10 meses ago | 0

| accepted

Solved

Inspired by Problem 2008 created by Ziko. In mathematics, the persistence of a number is the *number of times* one must apply...

10 meses ago

Solved

Convert Roman to Arabic Numerals
Based upon what I see on tv and at the movies, the use of Roman numerals indicates something is important or sophisticated (e.g....

10 meses ago

Solved

Math with Roman Numerals
Given a function R within (+,-,*,/) and two Roman numerals a & b, compute aRb in Roman numerals.

10 meses ago

Solved

Checkmate-02
This is an extension of the problem <https://www.mathworks.com/matlabcentral/cody/problems/45238-checkmate> If the king is in...

10 meses ago