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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

1年以上前

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

1年以上前

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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 ...

1年以上前

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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...

1年以上前

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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...

1年以上前

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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

1年以上前

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

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Simple equation: Annual salary
Given an hourly wage, compute an annual salary

1年以上前

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check whether a number is a pentatope number
<https://oeis.org/A000332>

2年弱前

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Mass Conversion 1

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Energy Conversion 1

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Temperature Conversion 3
Given a temperature in Celcius, convert it to Fahrenheit.

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Temperature Conversion 2

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Temperature Conversion 1

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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

2年弱前

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Flipping
Write code that can reverse the vector without using any sort of loop. Example Given the input vector A = [ 1 2 3 4 5...

2年弱前

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Flipping a Matrix
Flipping matrix up and down. If a central row is exists, leave it, and flip remaining rows. Example Mat = magic(3) ...

2年弱前

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

2年弱前

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Converts numbers into characters
Converts numbers into characters

2年弱前

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Find the max element of the array
Find the max element of the array

2年弱前

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Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

2年弱前

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to the 2 all elements
to the 2 all elements

2年弱前

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the average value of the elements
Calculate the average value of the elements in the array

2年弱前

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Double all elements in the array
Duplicate all elements in the array

2年弱前

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calculate the length of matrix
input 1 array, calculate the length

2年弱前

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Laws of motion 1

2年弱前

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Total energy

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Kinetic energy calculation

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Laws of motion 2

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Laws of motion 4
Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.

2年弱前