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Find the missing numbers.
Total *N* numbers are in the series of natural numbers ( *1,2,3,...,N* ). The input is an array (unsorted) of those natural num...

1 year ago

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Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...

1 year ago

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reverse the order and combine a matrix

1 year ago

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Maximum sum from any 2 numbers with a variable number of inputs
Given a variable number of inputs, combine any 2 numbers from the inputs and output the maximum sum the combinations can generat...

1 year ago

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Create cosine function out of sine
Please dont use cos(x) directly

1 year ago

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Create sine function out of cosine
Please don't use sin(x) directly

1 year ago

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Count me in
Count the number of occurrences of the second input in the first input Ex. x1 = 12344455511; x2 =2; output = 1 ...

1 year ago

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Rotate Matrix Depending on the input
Rotate matrix (CounterClockwise) via 90, 180 or -90 depending on the input Ex. a = [1 2 3; 4 5 6; 7 8 9] b = 90; ...

1 year ago

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Get 1-4-3-4-4
Get the value of the indices in the title and assign it to an array

1 year ago

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Add Me To Death (Sum sum sum)
Given certain vector, sum of the input vector, get the sum of 2 adjacent numbers in the input, and sum of the output vector (wh...

1 year ago

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Create tangent function out of sine function only
Please don't use cosine and tangent functions

1 year ago

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Maximum of ND-array
Find the maximum element of a N dimensional array. Example: A=[1 2 4 ; -20 4 10]; The maximum is 10.

1 year ago

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Number of vertices of a hypercube
Return the number of vertices of a n-dimensional hypercube.

1 year ago

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Multiplos 7
Escreva um programa que mostre todos os números entre 5 e 100 que são divisíveis por 7, mas não são múltiplos de 5. Os números o...

1 year ago

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Repeat The Components of Matrix
Repeat The components of a matrix so that the size of the output matrix is double to input matrix and components are repeated ne...

1 year ago

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Sort the vector with the given index
Given x = [1 2 4 8 17] and t = [1 3 2 5 4] then y = [1 4 2 17 8].

1 year ago

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Add the odd numbers
Add only the odd numbers of x example: x = [1 2 3 4 5] the positive numbers are: 1 3 5, so their sum is 9

1 year ago

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Counting votes
x is a vector of votes, e.g. x=[1 2 3 2 2 1 3 2 1 2 2 2 2], who is the winner? 1,2,3?

1 year ago

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Remove multiples of N
in the vector x remove all multiples of N. x = [1 2 3 4 5 6]; N = 2; Then y = [1 3 5];

1 year ago

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Magnitude of a vector
Given a vector x, what is its magnitude?

1 year ago

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Create tangent function out of cosine only
Please don't use tangent and sine functions

1 year ago

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Ratio between sums of prime and non-prime numbers
Write a function that calculates the ratio between the sum of the prime numbers lower or equal than x, and the sum of the non-pr...

1 year ago

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Double the next!
Given two numbers, m and n, find a matrix [m,n] where each element value is twice the value of the previous element. Starting fr...

1 year ago

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Alternate elements!
Write a function that combines two lists by alternating the elements, e.g. ['a','b','c'], ['1','2','3'] → 'a1b2c3'.

1 year ago

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Vector Magnitude Calculator
'a' is a vector that starts at the origin and ends at (x, y). Find ||a||. Hint: It is as simple as "ABC".

1 year ago

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prime to each other
Given two integers n1, n2 greater than 1, find out if they have common divisors or are prime to each other. Return "true" if the...

1 year ago

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multiple of nine?
Given a positive number n, return true if n is a multiple of 9 and false if not. Do not make the division and do not use functio...

1 year ago

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Throw common elements of two vector arrays
Throw common elements as output of two given input vector arrays

1 year ago

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To convolve two vectors
To convolve two vectors

1 year ago

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Try and Catch Simple Example
Try and Catch Simple Example <http://in.mathworks.com/help/matlab/ref/try.html Example> Vector x=[1 4 6 8 10]; Create...

1 year ago