解決済み

Determine if input is palindrome
If the number is palindrome output 'PALINDROME' else output as 'NUMBER'

11年以上前

解決済み

Create a Cell array of month-end date strings within a date range
This is a variation of <http://www.mathworks.com/matlabcentral/cody/problems/1039-get-an-array-of-month-ends-in-a-date-range Get...

11年以上前

解決済み

Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

11年以上前

解決済み

Generate a string like abbcccddddeeeee
This is the string version of Problem 1035. <http://www.mathworks.com/matlabcentral/cody/problems/1035-generate-a-vector-like-1-...

11年以上前

解決済み

Operate on matrices of unequal, yet similar, size
You may want to add a vector to a matrix, implying that the vector is added to each column of the matrix. Or multiply a 3x4x5 ma...

11年以上前

解決済み

Create a Cell array of month-end date strings within a provided date range
This is a variation of <http://www.mathworks.com/matlabcentral/cody/problems/1039-get-an-array-of-month-ends-in-a-date-range Get...

11年以上前

解決済み

Find Index of maximum Value and maximum Value of a vector
Find the Index of the first occurrence of the maximum value in a vector and also the maximum value in the vector. Example: [...

11年以上前

解決済み

Get an array of month-ends in a date range
Create a function that would return a list of month-ends falling in a given date range. If a start date or end date falls on a...

11年以上前

解決済み

Change the sign of even index entries of the reversed vector
change the signs of the even index entries of the reversed vector example 1 vec = [4 -1 -2 9] ans = [9 2 -1 -4] example2...

11年以上前

解決済み

Tune your guitar
Given an input string with the scientific pitch notation for standard tuning ( <http://en.wikipedia.org/wiki/Guitar_tunings#Stan...

11年以上前

解決済み

Project Euler: Problem 16, Sums of Digits of Powers of Two
2^15 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 = 26. What is the sum of the digits of the number 2^N? Thanks ...

11年以上前

解決済み

Bisection method of finding a root.
Test the bisection algorithm described in Chapter 5 of Steven C. Chapra's textbook, *Applied Numerical Methods with MATLAB for E...

11年以上前

解決済み

Give a matrix that matches itself when rotated
Given n and s, return a n-by-n matrix a of integers such that sum(sum(a == rot90(a))) is equal to exactly s. The integer...

11年以上前

解決済み

Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

11年以上前

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...

11年以上前

解決済み

Composite Trapezoidal Rule for Numeric Integration
Use the trapezoidal rule to numerically integrate a function, _f(x)_, passed as the first argument, between upper and lower limi...

11年以上前

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Word Counting and Indexing
You are given a list of strings, each being a list of words divided by spaces. Break the strings into words, then return a maste...

11年以上前

解決済み

Usage of varargout
This Challenge is to demonstrate usage of varargout. Output a cell array using varargout of magic squares of size 1 thru n. ...

11年以上前

解決済み

Cody Computer Part 3 - Detect the graphic card used on Cody Computer
In the Cody computer investigation party, you may have already solved : <http://www.mathworks.com/matlabcentral/cody/problems...

11年以上前

回答済み
Silly question regarding plotting of contours
Check help TriScatteredInterp

11年以上前 | 0

解決済み

Decode a simplified barcode
Given a bar code from this <http://www.mathworks.com/matlabcentral/cody/problems/602-make-a-simplified-bar-code exercise>: Re...

11年以上前

解決済み

Make a simplified barcode
Given an integer to encode, make a barcode using the following encoding scheme: * The bar code is made from the binary versio...

11年以上前

解決済み

Solving a quadratic equation
Given a, b and c, Return the solution of the following quadratic equation: a*x^2 + b*x + c = 0.

11年以上前

解決済み

Divisors of an integer
Given a number N, return a vector V of all integers that divide N. For example, N = 10 Then V=[1 2 5 10]

11年以上前

解決済み

Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

11年以上前

解決済み

Pythagorean perfect squares: find the square of the hypotenuse and the length of the other side
Given the square root of a square number, *seed*, and a range, *n*, find the square number, *Z* as well as the other side, *y*, ...

11年以上前

解決済み

Array GCD
* Find Greatest Common Divisor in a given array * Function Template: function ans = arraygcd(a) % a=[45 15 200 ...

11年以上前

解決済み

Vector LCM
* Find Least Common Multiple of a given vector. * Need general solution as the test suite will be expanded. * Function Templa...

11年以上前

解決済み

Uniform binary crossover
Given two binary vectors, return the two children by combining the genes of them using a binary crossover mask. More informat...

11年以上前

解決済み

Determine if input is a perfect number
A <http://en.wikipedia.org/wiki/Perfect_number/ perfect number> occurs whent the sum of all divisors of a positive integer, exce...

11年以上前