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Find last zero for each column
Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

circa 6 anni fa

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Find out total non zero element of matrix
Find out Non zero element of matrix A=magic(5) 17 24 1 8 15 23 5 7 14 16 4 6...

circa 6 anni fa

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Your favourite city!
Type your favourite city.

circa 6 anni fa

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Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

circa 6 anni fa

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Least common multiple of many numbers
1:6 -> 60

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Area of rhombus
Calculate the rhombus area

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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...

circa 6 anni fa

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

circa 6 anni fa

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Convert degrees to radians
Given input in degrees, output to radians

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Skip by a multiple
Given an integer create an array of its multiples. Array must have a length of 15

circa 6 anni fa

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Matlab Basics - Switching Assignments
Switch assignments for variables x and y, for example start with x = 1 and y = 3 end with y = 1 and x = 3 Do NOT simply r...

circa 6 anni fa

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Find the index of n in magic(n)
If input n=5, then magic(n) is 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22...

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prime test
find largest 2 digit prime number

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Hard limit function
Classify x data as if x>=0 then y=1 if x<0 then y=0 Example x = [ -2 -1 0 1 2] y = [ 0 0 1 1 1]

circa 6 anni fa

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Matrix multiplication across rows
Given matrix m, return matrix n such that, rows of n are result of multiplication of the rows of the input matrix Example ...

circa 6 anni fa

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Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

circa 6 anni fa

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Square root of a number
Write a code that will output the square root of x.

circa 6 anni fa

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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 |...

circa 6 anni fa

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Product of elements in row
Product of matrix such that a=[3 3 1] b=9

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Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

circa 6 anni fa

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construct matrix with identical rows
Input a row vector such as x=1:10. Now we need to construct a matrix with L rows,of which every row vector is a copy of x. E...

circa 6 anni fa

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Symmetric matrix
You must create a n-by-n *symmetric* matrix such that A(row,col) = row/col for col >= row. Example if n =3 : output is : ...

circa 6 anni fa

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Angle between Two Vectors
The dot product relationship, a dot b = | a | | b | cos(theta), can be used to determine the acute angle between vector a and ve...

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Count from 0 to N^M in base N.
Return an array of numbers which (effectively) count from 0 to N^M-1 in base N. The result should be returned in a matrix, with ...

circa 6 anni fa

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Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

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Find out magnitude of vector
Find out magnitude of vector. Say x=[1 2 3], then answer must sqrt(1^2+2^2+3^2) Please don't use sum function. If you l...

circa 6 anni fa

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Back to Basics - Find no. of elements in a matrix?
Let A be a m*n matrix. Find the total no. of elements in A ? (Hint - formula based) A = [1 2 3;4 5 6]; output = 6

circa 6 anni fa

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

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Find Out sum of principal diagonal element of given matrix
Find out sum of principal diagonal element of given matrix If A=[1 0 0; 0 1 0;0 0 1], then answer must be 3.

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Sum of the Multiplication of Vectors
Given the vectors x and y as input, multiply the vectors and return the summation of its elements. Example: x = [1 2 ...

circa 6 anni fa