Solved

Duplicate a character
Duplicate a character 'n' times. Example 1: str='a' n=5 output='aaaaa' Example 2: str='*' n=3 output='***'

plus de 4 ans ago

Solved

convert matrix to single column
given any matrix, convert it to single column

plus de 4 ans ago

Solved

Matlab Basics - Absolute Value
Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

plus de 4 ans ago

Solved

Area of rhombus
Calculate the rhombus area

plus de 4 ans ago

Solved

Matlab Basics - Create a row vector
Write a Matlab script to create a row vector of 10 consecutive numbers x = [1 2 3 4 5 6 7 8 9 10]

plus de 4 ans ago

Solved

Related Vectors
I have two vectors A & B. If the values in vector A is zero then the corresponding value in vector B should be zero. Example:...

plus de 4 ans ago

Solved

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...

plus de 4 ans ago

Solved

Matlab Basics - Sum a vector
Write a script to add up all the elements in a vector e.g. x = [1 2 3 4] --> output = 10

plus de 4 ans ago

Solved

Create a Multiplication table matrix...
Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

plus de 4 ans ago

Solved

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

plus de 4 ans ago

Solved

Matlab Basics - Rounding I
Write a script to round x DOWN to the next lowest integer: e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2

plus de 4 ans ago

Solved

Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

plus de 4 ans ago

Solved

Sum of first n terms of a harmonic progression
Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

plus de 4 ans ago

Solved

Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

plus de 4 ans ago

Solved

Matrix to column conversion
Given a matrix of any size, convert it into a column vector. e.g A=[10 20 30; 40 50 60] then, B = [10; 40; ...

plus de 4 ans ago

Solved

Create a vector whose elements depend on the previous element
The idea is to create a vector A whose elements depend on the previous element : *A(i+1) = 2*A(i)+1* *2 Inputs*: - A : The...

plus de 4 ans ago

Solved

05 - Vector Equations 2
Define the vectors _aVec_ and _bVec_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http://samle.dk/STTBDP/Assig...

plus de 4 ans ago

Solved

High school cafeteria
Given an input vector of positive integers, return a row vector with the primes first (in increasing order) and the composites n...

plus de 4 ans ago

Solved

Triangle Numbers Below N
This is an offshoot of <http://www.mathworks.com/matlabcentral/cody/problems/5-triangle-numbers Cody Problem 5: Triangle Numbers...

plus de 4 ans ago

Solved

Comparing floating point values
* Assign matchFound with true if firstSample and secondSample are less than thresholdValue.

plus de 4 ans ago

Solved

First non-zero element in each column
For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero ...

plus de 4 ans ago

Solved

Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

plus de 4 ans ago

Solved

What percentage?
Calculate the output c as the percentage of a on b for given a and b.

plus de 4 ans ago

Solved

07 - Common functions and indexing 4
Define the matrix _cMat_: <<http://samle.dk/STTBDP/Assignment1_3c.png>> ( _cMat_ = 10x10 matrix where the numbers from 1 t...

plus de 4 ans ago

Solved

05 - Vector Equations 3
Define the vector _dVec_: <<http://samle.dk/STTBDP/Assignment1_2d.png>> (Logarithmically spaced numbers between 1 and 10) ...

plus de 4 ans ago

Solved

Rounding
Round 10.67 and make 'y' equal to that number.

plus de 4 ans ago

Solved

03 - Matrix Variables 5
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3e.png>>

plus de 4 ans ago

Solved

Vectorize the digits of an Integer
Create a vector of length N for an integer of N digits. x=123045; x_vec=[1 2 3 0 4 5]; I happened upon a trick to do ...

plus de 4 ans ago

Solved

Distance walked 2D
Suppose you go from x-y coordinates [3,4] to [0,0] to [0,1] to [1,1], then you walked 7 units of distance.

plus de 4 ans ago

Solved

Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

plus de 4 ans ago