A résolu

Calculate the centroid of a triangle
Info: https://en.wikipedia.org/wiki/Centroid Example Input: x = [0 0 1]; % x-coordinate y = [0 1 0]; % y-coordinat...

environ 9 ans il y a

A résolu

Create cotangent function out of sine.
Please, don't use cos, tan, cot matlab functions.

environ 9 ans il y a

A résolu

Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

environ 9 ans il y a

A résolu

Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples : n=2, A=[1 2 3] -> [1 1 2 2 3 3] n=0...

environ 9 ans il y a

A résolu

Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

plus de 9 ans il y a

A résolu

Sum two real numbers
It seems easy, but... You cannot use +, -, plus, diff, cumsum, *, prod, times, etc.

plus de 9 ans il y a

A résolu

Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

plus de 9 ans il y a

A résolu

Transpose of matrix
Transpose of matrix as per test cases

plus de 9 ans il y a

A résolu

Free-time Equation
Given a 7-day week, an *_nc_* -number of *_tc_* -hour classes, *_ta_* -hours awake in a day, and *_tw_* -hours that you work in ...

plus de 9 ans il y a

A résolu

Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

plus de 9 ans il y a

A résolu

Output a vector which is table of 9
Output a vector which is table of 9

plus de 10 ans il y a

A résolu

Permutations of input vector
Find and output all permutations of given vector

plus de 10 ans il y a

A résolu

Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

plus de 10 ans il y a

A résolu

Calculate square and cube of number
Calculate square and cube of number x

plus de 10 ans il y a

A résolu

Create a square matrix of zeros of even order
Create a square matrix of zeros of even order

plus de 10 ans il y a

A résolu

factorial of a number x
Factorial of a number x

plus de 10 ans il y a

A résolu

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

environ 11 ans il y a

A résolu

Average speed for the entire trip
The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

environ 11 ans il y a

A résolu

Find maximum value of a curve
Two vectors shall be already defined: - Input vector x (e.g. x = 0:1:10) - Result vector y (e.g. y = sin(x)) Create a n...

plus de 11 ans il y a

A résolu

Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...

presque 12 ans il y a

A résolu

How many monitors are connected ?
How to obtain the numbers of monitors connected to your computer ?

presque 12 ans il y a

A résolu

Global usage
This Challenge is to utilize Global variables. Global variables are risky as the subroutine may inadvertently and unwantingly...

presque 12 ans il y a

A résolu

Become the leader
The goal of this problem is the same as the goal of the rest of them: *become the leader*. Actually, you can only solve this ...

presque 12 ans il y a

A résolu

Center of mass
Given a matrix M(m,n), where m is the number of vertices of the geometrical element and n is 2 or 3 (2D-plane figure or 3D-solid...

presque 12 ans il y a

A résolu

Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...

presque 12 ans il y a

A résolu

Convert a vector into a number
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

presque 12 ans il y a

A résolu

Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....

presque 12 ans il y a

A résolu

Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

presque 12 ans il y a

A résolu

Math Test
Your teacher gave you 15 minutes and 25 problems. In how much time can each Problem be solved, before time flies away? Writ...

presque 12 ans il y a

A résolu

find radius of cone
if Slant height of Cone(I)& hight of Cone(H) given then find radius of the Cone(R) for example I=5,h=4 then the ans R=3;

presque 12 ans il y a