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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...

fast 10 Jahre vor

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

fast 10 Jahre vor

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surface of a spherical planet
you just discovered its circumference, that is the input.

fast 10 Jahre vor

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Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

fast 10 Jahre vor

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Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

fast 10 Jahre vor

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

fast 10 Jahre vor

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Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

fast 10 Jahre vor

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Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

fast 10 Jahre vor

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inner product of two vectors
inner product of two vectors

fast 10 Jahre vor

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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

fast 10 Jahre vor

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

fast 10 Jahre vor

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Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

fast 10 Jahre vor

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Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

fast 10 Jahre vor

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Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

fast 10 Jahre vor

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Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

fast 10 Jahre vor

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How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

fast 10 Jahre vor

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Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

fast 10 Jahre vor

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

fast 10 Jahre vor

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Multiply by 10
Multiply by 10, bruh!

fast 10 Jahre vor

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Multiply by 9
Multiply by 9, bruh!

fast 10 Jahre vor

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Multiply by 8
Multiply by 8, bruh!

fast 10 Jahre vor

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Multiply by 7
Multiply by 7, bruh!

fast 10 Jahre vor

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Multiply by 6
Multiply by 6, bruh!

fast 10 Jahre vor

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Multiply by 5
Multiply by 5, bruh!

fast 10 Jahre vor

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Multiply by 4
Multiply by 4, bruh!

fast 10 Jahre vor

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Multiply by 3
There are many ways to obtain 3 times a number. You could multiply by 3, add the number 3 times, multiply by 6 and then subtract...

fast 10 Jahre vor

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Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

fast 10 Jahre vor

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Tic Tac Toe FTW
Given a tic tac toe board: * 1 represents X * 0 represents empty. * -1 represents O It is X's move. If there is an imme...

fast 10 Jahre vor

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Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...

fast 10 Jahre vor

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

fast 10 Jahre vor