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Junhao Jiang


Last seen: oltre un anno fa |  Attivo dal 2019

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Risolto


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

circa 4 anni fa

Risolto


Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

circa 4 anni fa

Risolto


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

circa 4 anni fa

Risolto


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

circa 4 anni fa

Risolto


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 ...

circa 4 anni fa

Risolto


Create a vector
Create a vector from 0 to n by intervals of 2.

circa 4 anni fa

Risolto


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

circa 4 anni fa

Risolto


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

circa 4 anni fa

Risolto


Find max
Find the maximum value of a given vector or matrix.

circa 4 anni fa

Risolto


Get the length of a given vector
Given a vector x, the output y should equal the length of x.

circa 4 anni fa

Risolto


Inner product of two vectors
Find the inner product of two vectors.

circa 4 anni fa

Risolto


Diagonal Pattern
For a positive integer |n|, return an |nXn| matrix |mat| such that the value of each element in row |i| and column |j| is given ...

circa 4 anni fa

Risolto


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

circa 4 anni fa

Risolto


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

circa 4 anni fa

Risolto


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

circa 4 anni fa

Risolto


Negative Infinity
Round the given array a towards negative infinity.

circa 5 anni fa

Risolto


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

circa 5 anni fa

Risolto


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

circa 5 anni fa