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Predicting life and death of a memory-less light bulb
*&#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &...

4 years ago

Solved

Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

4 years ago

Solved

Determinants
Given a square matrix(A), find the determinant(d). For example: A = [1,3;4,5] d = 1*5-4*3 = -7

4 years ago

Solved

Compare two strings.
Compare two strings, whether they are equal or not.

4 years ago

Solved

Transpose of matrix
Transpose of matrix as per test cases

4 years ago

Solved

multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

4 years ago

Solved

Calculate the base-10 logarithm of a number
Calculate the logarithm of number x

4 years ago

Solved

Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

4 years ago

Solved

Is the Point in a Circle?
Check whether a point or multiple points is/are in a circle centered at point (x0, y0) with radius r. Points = [x, y]; c...

4 years ago

Solved

Television Screen Dimensions
Given a width to height ratio of a TV screen given as _w_ and _h_ as well as the diagonal length of the television _l_, return t...

4 years ago

Solved

Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

4 years ago

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All your base are belong to us
Find the base _b_ logarithm of the input decimal number _x_. Express the output as a decimal number. The first argument is the n...

4 years ago

Solved

Please check if calorie intake is less than 300 kcal.
I like eating some puddings and some chocolate cookies around 3 o'clock. However, I care about calorie intake. Please check whe...

4 years ago

Solved

Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]

4 years ago

Solved

Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

4 years ago

Solved

Area-02
Given the radius of the circle inscribed in a square, find the area of the square that can be fitted perfectly in the corner. ...

4 years ago

Solved

Area-01
Given the radius of the circle inscribed in a square, find the area that is not bounded by the circle but inside the square. ...

4 years ago

Solved

Element-wise vector product (★)
Given two vectors x and y, compute their element-wise product z. Thus, if x = [1 3 5] and y = [0.5 -1 2], then z = [1*0.5...

4 years ago

Solved

Convert Angstrom to Meters
Write a code that converts the angstrom unit to meters.(A is angstrom and m is meters.)

4 years ago

Solved

Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

4 years ago

Solved

Calculate feeling temperature before climbing a mountain
I sometimes climb a mountain. As is well known, when the altitude becomes 100 (m) higher, the temperature lowers by 0.6 degrees...

4 years ago

Solved

Next Higher Power of B
|Given a number _n_ and a base _B_ greater than 1, return the lowest integer power of _B_ that is greater than or equal to _n_. ...

4 years ago

Solved

Next Lower Power of B
Given a number _n_ and a base _B_ greater than 1, return the lowest integer power of _B_ that is less than or equal to _n_. E...

4 years ago

Solved

Upper triangular matrix
Create a function to retrieve the upper triangular matrix of a matrix (without using tril). The matrix will always be square. ...

4 years ago

Solved

Find and replaces spaces from a input string with *
For a given input string str, find how many spaces are there in the string and replace those spaces with * e.g. str = 'this is ...

4 years ago

Solved

Negative Infinity
Round the given array a towards negative infinity.

4 years ago

Solved

free points
function y = your_fcn_name(x) y = x(1)+x(2); end

4 years ago

Solved

'Determine if array of numbers is odd'
Return true if the input single number is odd. If the input is a vector, it will return a vector or array of logical values indi...

4 years ago

Solved

Perimeter of a quadrilateral
There are four cars starting at a point. The first car points north, the second one points east, the third one points south, an...

4 years ago

Solved

Find parts of a circle.
Given radius (r) of a circle find the diameter (d), circumference (c), an area (a).

4 years ago