Gelöst

Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

fast 10 Jahre vor

Gelöst

Square a Number
Given an input x, return y, which is equal to the square of x.

fast 10 Jahre vor

Gelöst

Is My Wife Wrong?
Answer the question. (see also <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right Problem 149: Is my ...

fast 10 Jahre vor

Gelöst

Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...

fast 10 Jahre vor

Gelöst

Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...

fast 10 Jahre vor

Gelöst

Getting the indices from a matrice
Getting the indices from a matrice. Inspired by Problem 645. Getting the indices from a vector by the great Doug Hull. Given a...

fast 10 Jahre vor

Gelöst

Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

fast 10 Jahre vor

Gelöst

Half-Swap
Given a vector with an even number of elements, rearrange it so that the elements in its first half are switched with those i...

fast 10 Jahre vor

Gelöst

square number
Square a number

fast 10 Jahre vor

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Area of a circle
Find the value for area of the circle if diameter is given

fast 10 Jahre vor

Gelöst

Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

fast 10 Jahre vor

Gelöst

2倍してみよう - ここからスタート！
初めにこの問題を試してみよう。入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

fast 10 Jahre vor

Gelöst

Times 3 problem
When you enter the number, it should return the number multiplied by 3

fast 10 Jahre vor

Gelöst

Cody Matlab Version
What is the current Cody Matlab Release? *Output:* string *Examples:* '(R2012a)' or 'R2012a' Hint: We have mo...

fast 10 Jahre vor

Gelöst

Binary
Given a positive, integer n, create a function that returns the respective binary number in the form of a vector. Example: ...

fast 10 Jahre vor

Gelöst

Is my wife right?
Regardless of input, output the string 'yes'.

fast 10 Jahre vor

Gelöst

Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

fast 10 Jahre vor

Gelöst

Calculate distance travelled when given radius and rotations
When given radius of wheel and number of rotations calculate total distance travelled consider pi=3.14

fast 10 Jahre vor

Gelöst

Largest Twin Primes
<http://en.wikipedia.org/wiki/Twin_prime Twin primes> are primes p1, p2 = p1 + 2 such that both p1 and p2 are prime numbers. Giv...

fast 10 Jahre vor

Gelöst

Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

fast 10 Jahre vor

Gelöst

Check if equal
Return true if all the elements of an nD array are equal, false otherwise.

fast 10 Jahre vor

Gelöst

Count decimal digits of a number
* Given an integer number you have to return the number of its digits. * For example 248 has 3 digits and 1589 has 4 digits ...

fast 10 Jahre vor

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Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

fast 10 Jahre vor

Gelöst

Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

fast 10 Jahre vor

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Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...

fast 10 Jahre vor

Problem

Calculate geostrophic current
eta0=0.01; R=300; f=0.01; g=9.81; x=-500:50:500; y=-500:50:500; [x y]=meshgrid(x,y); eta=eta0*exp(-(x.^2+...

fast 10 Jahre vor | 6 | 40 Lösungsvorschläge

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Add a row of zeros on top of a matrix
Given a matrix, insert a row of zeros as the top row.

fast 10 Jahre vor

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Woodall number
Test whether the input is a Woodall number: <http://en.wikipedia.org/wiki/Woodall_number> _Please do not cheat by simply chec...

fast 10 Jahre vor

Gelöst

Test if two numbers have the same digits
Given two integers _x1_ and _x2_, return |true| if the numbers written with no leading zeros contain the same digits. That is, t...

fast 10 Jahre vor

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

fast 10 Jahre vor