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Function call: Kilometers to miles
Assign rateMPH with the corresponding rate in miles per hour given a user defined rateKPH, which is a rate in kilometers per hou...

10年弱前

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Count decimal digits of a number
* Given an integer number you have to return the number of its digits. * For example 248 has 3 digits and 1589 has 4 digits ...

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Back to basics - mean of corner elements of a matrix
Calculate the mean of corner elements of a matrix. e.g. a=[1 2 3; 4 5 6; 7 8 9;] Mean = (1+3+7+9)/4 = 5

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We love vectorized solutions. Problem 1 : remove the row average.
Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...

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Bit Reversal
Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

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How many monitors are connected ?
How to obtain the numbers of monitors connected to your computer ?

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Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

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Binary
Given a positive, integer n, create a function that returns the respective binary number in the form of a vector. Example: ...

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Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

10年弱前

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Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

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Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...

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Fizz Buzz
Given an array of positive, non-zero, integers, return a cell array of strings the same size as the input, where each element in...

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Are you in or are you out?
Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...

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does it touch ?
given a sentence, tell how much it touches. input : string output : how much it touches touching : a bilabial phoneme d...

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If-then-else
Complete the function below such that if the value of x is in the range 10 to 14, inclusive, the value 18 is assigned to y. Oth...

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Replacing a row
For matrix G=[1 2 3; 4 5 6; 7 8 9] Replace the 2nd row with 8s **remember to create matrix G

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Returning a "greater than" vector
Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

10年弱前

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Add a row of zeros on top of a matrix
Given a matrix, insert a row of zeros as the top row.

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Equality check: Number of bricks
Write an if statement that assigns deliveryComplete with 1 if bricksDelivered is equal to bricksExpected.

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Check if equal
Return true if all the elements of an nD array are equal, false otherwise.

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Genetic markers test
Assign testResult with 1 if either geneticMarkerA is 1 or geneticMarkerB is 1. If geneticMarkerA and geneticMarkerB are both 1, ...

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reverse string
input='rama' output='amar'

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Matlab Basics - Set unwated parts of a vector to zero
Consider a vector x, of length >= 7, write a script to set elements 2, 5, and 6 to zero. e.g. x = [1 2 3 4 5 6 7] --> x = [1 ...

10年弱前

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Convert letters to Greek letter
Write a switch statement that checks origLetter. If origLetter is 'a' or 'A', assign greekLetter with 'Alpha'. If origLetter is ...

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Create an 'arrow-head" matrix
Write a function that when given an odd number, produces an arrow-head function pointing to the right. Examples n = 3 ...

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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_. ...

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Tune your guitar
Given an input string with the scientific pitch notation for standard tuning ( <http://en.wikipedia.org/wiki/Guitar_tunings#Stan...

10年弱前

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Factorial Numbers
Factorial is multiplication of integers. So factorial of 6 is 720 = 1 * 2 * 3 * 4* 5 *6 Thus 6 factorial = factorial(720)....

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Insect population
An insect population doubles every generation. * Write a while loop that iterates numGeneration times. * Write a statment ...

10年弱前

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Check bounds
Assign inRange with 1 if userWeight is greater than 100 and less than or equal to 200.

10年弱前