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Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

28 Tage vor

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

28 Tage vor

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Draw a '0' in a one matrix!

28 Tage vor

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

28 Tage 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

28 Tage 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

28 Tage vor

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Find the largest value in the 3D matrix
Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...

28 Tage vor

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to the 2 all elements
to the 2 all elements

28 Tage vor

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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];

28 Tage vor

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Converts numbers into characters
Converts numbers into characters

28 Tage vor

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

28 Tage vor

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

28 Tage vor

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

28 Tage vor

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

28 Tage 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 ...

28 Tage vor

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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.

28 Tage 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...

28 Tage vor

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Kinetic energy calculation

28 Tage vor

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Total energy

28 Tage vor

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Laws of motion 5
Calculate the force is u are given mass and acceleration.

28 Tage vor

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

28 Tage vor

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Laws of motion 2

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Laws of motion 1

28 Tage 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...

28 Tage vor

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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".

28 Tage vor

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

28 Tage vor

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

28 Tage vor

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matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

30 Tage vor

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Given a matrix, swap the 2nd & 3rd columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

30 Tage vor

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Magnitude of Balancing Force
A box weighing W1 pounds is placed where its center of mass is located d1 ft from the fulcrum. A balancing force is placed at th...

30 Tage vor