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Most Frequent Word - 01
Given a document file or a character array, find out the most frequent word in that document. In the case of multiple words -...

6 years ago

Solved

cross-section of 3D pyramid
Create 3d pyramid of ones and zeros...where pyramid-part is denoted by ones and outer-part is denoted by zeros..where base is sq...

6 years ago

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Check Digit - 02
Given a list of ISBN's, check whether they're valid or not. Prev Prob - <https://www.mathworks.com/matlabcentral/cody/problem...

6 years ago

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Count the non-zero elements along the diagonals that are immediately next to the main diagonal
Suppose, you are being told to write a matrix, *a* as input in MATLAB with having the possibility of containing zero and non-zer...

6 years ago

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Luhn's Algorithm
Luhn's Algorithm is used as a checksum for credit card numbers or similar identifiers. It can detect single-digit changes and sw...

6 years ago

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Construyendo matrices parte 2
Construye la siguiente matriz a partir de otros tres vectores/matrices. [ 1 8 15 3 3 3 3 2 9 16 3 3...

6 years ago

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Top layer of a 3D pyramid
create a 3D pyramid(x,y,z) of ones(1) and zeros(0)...where pyramid part is denoted by one....nd find the top layer(x,y) of the p...

6 years ago

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Height of a 3D Pyramid
If a pyramid is made with one(1). What will be the height of the pyramid of square shaped base(n*n)? where input is n.

6 years ago

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Check Digit - 01
The International Standard Book Number (ISBN) is a numeric commercial book identifier that is intended to be unique. It used ...

6 years ago

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Finding sum of even numbers in a vector.
Find the sum of all the even numbers present in the input vector x. Examples: Input x = [1 2 3 4] Output y is 6 Input...

6 years ago

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Determine the perimeter of a three-quarter circle
If a circle has a diameter of x as an input value, then show the value of the perimeter of the three-quarter circle in output va...

6 years ago

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Where do the maximum number belongs within a 3-D matrix?
Suppose, you are given two variables *a* and *b* as inputs in 2-D format. Find out, where do the maximum number belongs (as out...

6 years ago

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Find the Fourier coefficients os a periodic function
For the a given periodic function, f, calculate the first N Fourier coefficients. The inputs to your function must be one period...

6 years ago

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Stairs
Make an n by n matrix, where the elements are ones and zeros. In the main diagonal, and under that, there should be only ones (...

6 years ago

Solved

Problem for beginners
M is a nxm matrix. Swap the fist and the second last column with eachother. X=[1 2 3;4 5 6;7 8 9] Y=[2 1 3;5 4 6;8 7 9]

6 years ago

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Problem for beginners
Suppose that x is a column vector, with at least a length of 6. Delete the 2., 6., and the second last row. Example: X=[1;2;3...

6 years ago

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Quarantine Days
In these quarantine days, a list of what Max may do on a typical day is given in a table with the starting hour to ending hour. ...

6 years ago

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Sub-sequence - 02
Given two sequences, find the length of the longest common subsequence. a=[1,1,1,1,1,2,3,1,4] b=[2,3,0,0,9,5,4,1] longe...

6 years ago

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Sub-sequence - 01
Find the length of the longest increasing subsequence in the given array. a=[2,4,2,1,3,5,6] longest increasing subsequen...

6 years ago

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Seconds
Given the number of seconds after 12 am, find the time in the given format (12/24). If the format is not mentioned, use 24-ho...

6 years ago

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Hanging cable - 02
previous problem - <https://www.mathworks.com/matlabcentral/cody/problems/45373-hanging-cable-01> The height of the poles...

6 years ago

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Find the sum of all integers in a given matrix
Finding sum of all integers in a given matrix

6 years ago

Solved

Find the sum of all integers in a given matrix
Finding sum of all integers in a given matrix

6 years ago

Solved

Count the number of reaction chains achievable in T mins
This problem is related to Problem <45467>. Let's denote a list of *N* compounds as 1, 2, ..., *N*. You are then given a list...

6 years ago

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Minimal Path - 03
Given a matrix, find the minimal path sum from the top left to the bottom right corner. Now you can move up, right & down. ...

6 years ago

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Minimal Path - 04
Given a matrix, find the minimal path sum from any cell in the left column and finishing in any cell in the right column. You...

6 years ago

Solved

Squares of odd numbers upto a given range
Find the squares of odd numbers upto a given range. If Given x=6 return y=(1^2,3^2,5^2) y=1,9,25 If Given x=5 retu...

6 years ago

Solved

Construcción de matrices a partir de vectores
Construye la matriz A=[1 2 2 1; 2 2 3 3;2 3 3 4; 1 3 4 4] utilizando los siguientes vectores. c=[1 2 3 4]; d=[2 3 4]; b...

6 years ago

Solved

Find the fastest reaction chain to reach a target compound
Let's denote a list of *N* compounds as 1, 2, ..., *N*. You are then given a list of valid reactions for converting one compound...

6 years ago

Solved

Fibonacci Word
F1='0' F2='1' F3 is the catenation of the previous two. So, F3 = cat(F2,F1)='10'. similarly, F4 = cat(F3,F2...

6 years ago