Jack

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Calculate sin(x) without sin(x)
Calculate y = sin(x) x = 0 -> y= 0 without the use of sin(x) or cos(x)

etwa 10 Stunden vor

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Calculate cosine without cos(x)
Solve cos(x). The use of the function cos() and sin() is not allowed.

etwa 10 Stunden vor

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Find the minimum of the column-maximums of a matrix
Given a matrix A, find the maximum value of each column, then return the smallest of those maximum values (ie return the minimum...

etwa 10 Stunden vor

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Calculate the mean of each half of a matrix
Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...

etwa 10 Stunden vor

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Find Closest Constant
Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...

etwa 10 Stunden vor

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Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...

etwa 10 Stunden vor

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Volume Pillar
Calculate the volume of a pillar with radius l and heigth ar.

etwa 10 Stunden vor

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

etwa 10 Stunden vor

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Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

etwa 10 Stunden vor

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Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.

etwa 10 Stunden vor

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Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given number of...

etwa 10 Stunden vor

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Pi Digit Probability
Assume that the next digit of pi constant is determined by the historical digit distribution. What is the probability of next di...

etwa 10 Stunden vor

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radius of a spherical planet
You just measured its surface area, that is the input.

etwa 12 Stunden vor

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Pi Estimate 1
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation1.pdf>

etwa 12 Stunden vor

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Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

etwa 12 Stunden vor

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Pizza!
Given a circular pizza with radius z and thickness a, return the pizza's volume. [ z is first input argument.] Non-scored bonus...

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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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 ...

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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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 to use d...

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

etwa 12 Stunden vor

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

etwa 12 Stunden vor

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

etwa 12 Stunden vor

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

etwa 12 Stunden vor

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

etwa 12 Stunden vor

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