XC_Wang

Last seen: ongeveer 4 jaar ago | Active since 2020

Followers: 0 Following: 0

Statistics

RANK
19.712
of 159.148

CONTRIBUTIONS
0 Problems
18 Solutions

SCORE
250

NUMBER OF BADGES
3

View badges

Feeds

Solved

Weighted average
Compute the weighted average Y, of the vector A, given the weight vector W. The weighted average is the sum of the dot produc...

meer dan 4 jaar ago

Solved

Product of Each Column
Given a matrix |mat| with |n| columns, return a row vector |v| of length |n|, where every element in |v| is the product of the |...

meer dan 4 jaar ago

Solved

Multiplication
Multiply two numbers in a different manner. The numbers are given to you as vectors x and y. Example x = [ 1 2 0 1 ] ...

meer dan 4 jaar ago

Solved

Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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 ...

meer dan 4 jaar ago

Solved

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 ...

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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

meer dan 4 jaar ago

Solved

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...

meer dan 4 jaar ago

Solved

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 ...

meer dan 4 jaar ago

Solved

Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

meer dan 4 jaar ago

Solved

Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

meer dan 4 jaar ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

meer dan 4 jaar ago