Resuelto

Change the sign
Given a matrix x, return one with each diagonal element replaced by its absolute value, and each off-diagonal element replaced b...

más de 11 años hace

Resuelto

Pi Estimate 2
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation2.pdf>

más de 11 años hace

Resuelto

Another colon problem
This is simple problem based on problems 555, 801, 1118, etc. Create an index vector from two input vectors. Example: ...

más de 11 años hace

Resuelto

persistant sum
There will be 9 tests for this problem. In each test you will be provided with 2 integers n=[n1,n2], where n2 is equal to t...

más de 11 años hace

Resuelto

Better Index Number
Let's say you want to save many, many files and append these files with a certain sortable index number. As you probably know, y...

más de 11 años hace

Resuelto

Avalaible area: wall construction
You need to build a wall to enclose a certain area. Calculate the available area after you build the wall. Assumptions * ...

más de 11 años hace

Resuelto

Find the index of the first occurrence of a value in a matrix
Given a matrix of scalars, find the first occurrence of -1 in each column. Output NaN for a column which does not contain the va...

más de 11 años hace

Resuelto

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

más de 11 años hace

Resuelto

Set a diagonal
Given a matrix M, row vector v of appropriate length, and diagonal index d (where 0 indicates the main diagonal and off-diagonal...

más de 11 años hace

Resuelto

Determine connected components of a graph
Adjacency matrix of an undirected graph is given. Return the number of connected components in the graph.

más de 11 años hace

Resuelto

Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

más de 11 años hace

Resuelto

Fermat's last theorem - again
For a given integer n, express it as a sum of two squares if possible. Return empty matrix otherwise. Solution may not be unique...

más de 11 años hace

Resuelto

Integer sequence - 2 : Kolakoski sequence
Get the n-th term of <https://oeis.org/A000002 Kolakoski Sequence>.

más de 11 años hace

Resuelto

Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

más de 11 años hace

Resuelto

Area of a disk
Find the area of a disk or circle. x= radius of the disk.

más de 11 años hace

Resuelto

Area of a triangle
A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.

más de 11 años hace

Resuelto

Neither minima nor maxima
Input v is a vector. Return all the elements of v which are not a local minimum or maximum. Example: v = [1 2 3 4 5] Ou...

más de 11 años hace

Resuelto

Generate this matrix
For a given odd integer n, generate a matrix as follows: Input: n = 5; Output: [ 2 1 0 0 0 1 ...

más de 11 años hace

Resuelto

I want eval
A valid MATLAB statement containing a definition of a vector is passed as a string S. Determine the length of the vector. Inp...

más de 11 años hace

Resuelto

Tony's trick for duplicating an mx1 vector n times
Without using repmat, or for loop, or concatenation, create a function to duplicate a vector, v, a specified number of times, n....

más de 11 años hace

Resuelto

Bit calculation
Give me the count of numbers from 1 to n having their last two bits as 0. For example function y = ret_count(4) y = x...

más de 11 años hace

Resuelto

Palindrome numbers
Find the palindrome numbers from 1 to n where n is the number entered by the user.

más de 11 años hace

Resuelto

How many solutions has this problem?
Guess, predict or calculate :-) (You will be scored by the accuracy). Update: <http://www.mathworks.co.uk/matlabcent...

más de 11 años hace

Resuelto

Open coded lock.
Guess the <hint://fliplr(anchortext) password> or break the <2314/solutions/new#test_suite_body lock>.

más de 11 años hace

Resuelto

Convert a vector into numbers
Suppose a vector x = [ 1 2 4 7] is given. You have to convert this vector into string number y = '1247'. Examples x = [ 1...

más de 11 años hace

Resuelto

Pandigital number n°2 (Inspired by Project Euler 32)
After <http://www.mathworks.com/matlabcentral/cody/problems/2319 Problem 2319>. An n-digit number is pandigital if it makes u...

más de 11 años hace

Resuelto

Pandigital number n°1 (Inspired by Project Euler 32)
A little warm-up to begin... An n-digit number is pandigital if it makes use of all the digits 1 to n exactly ONCE. For ex...

más de 11 años hace

Resuelto

Find the number that has most primes those less than it
Given an vector x of integer numbers, find the element of x that has the most primes less than it.

más de 11 años hace

Resuelto

Finding the next number in a number list, are you able to crack it!
So it goes like this, I give a number list and you find the next value! I found a way to do it, just wondering how many other...

más de 11 años hace

Resuelto

Numbers spiral diagonals (Part 2)
Inspired by Project Euler n°28 and 58. A n x n spiral matrix is obtained by starting with the number 1 and moving to the righ...

más de 11 años hace