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Siren frequency and Doppler effect.
The Doppler effect is described on OpenStax University Physics at https://openstax.org/books/university-physics-volume-1/pages/1...

2 years 前

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Find the nth composite number.
Everyone heard about the nth prime number. Let's try to find out the nth composite. For example , 1 is the first composite, 10 i...

2 years 前

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Cancel Middle
Write a function called cancel_middle that takes A, an n-by-m matrix, as an input where both n and m are odd numbers an...

2 years 前

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Double Fibonacci
double_fibonacci takes two integers, each greater than one, as input arguments (it does not have to check the format of the inpu...

2 years 前

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Make a Number From the First and Last Digit of an Input Number

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End Digits

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Matrizes Multiplicaveis
Dadas duas matrizes M1 e M2, verifique se as matrizes podem ser multiplicadas uma pela outra M1 = [1 2 3; 4 5 6] M2 = [7; 8; 9...

2 years 前

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Número Repetido
Dado um número inteiro N, verifique se o número é composto apenas do mesmo inteiro VerificaRepetido(123) = false; VerificaRepe...

2 years 前

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Check if the input is a strong prime

2 years 前

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Parsing Expressions - Binary Arithmetic Operators I
Parse and evaluate expressions like these: '1 + 2' '51 - 78' '42 * 9' The only operators are +, -, *. Both argu...

2 years 前

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Graph Algorithms 3: Number of Connected Components
Given an adjacency matrix of a simple undirected graph, find the number of connected components.

2 years 前

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Calculate Triangle Area, A, B and Gamma is given.

2 years 前

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Would you win a raffle?

2 years 前

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The length of the equal sides of an isoceles triangle is 'a'.For all the possible (integer) values of the remaining side,find the associated angles between the two equal sides.
the remaining side may have many possible values.only assume integer ones for simplicity.

2 years 前

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Generate a matrix as follows
write a Function that gives like the following for a random n: n=2 ans= [ 0 1 1 0] n=6 ans= [ 0 ...

2 years 前

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Array ex-OR
There are in MATLAB logical functions such as _<http://www.mathworks.co.uk/help/matlab/ref/and.html and>,_ _<http://www.math...

2 years 前

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Count the peaceful queens
In a 5x5 chessboard with a queen of one color (white, say) on the perimeter, one can place 12 black queens on the board such tha...

2 years 前

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Define an arithmetic sequence
Given three numbers n, a, and d, define an arithmetic sequence of n terms with a being the initial term of the sequence and d be...

2 years 前

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Do you have the minimum age?

2 years 前

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Write script that gives matrix like the following example:)
if x=2; y=[2 1; 1 1] if x=4; y=[4 3 2 1 3 3 2 1 0 2 2 1 0 0 1 1] if x=5; y=[5 4 3 2 ...

2 years 前

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Determine if a number (x) is a power of another (n)

2 years 前

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sum of binomial series

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Modulo with 5

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Flag a convertible string
If a string is able to be entirely converted to an integer, return a "true" flag. Otherwise, return a false flag. For example: ...

2 years 前

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A little bit of luck needed
This one may require a little bit of guess work, but it is possible. Hints: - The same solution might fail the tests once and ...

2 years 前

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MinMax mapping
Given a matrix, map all the elements within a given interval. For example, a=[ 2 5 10] mapped in the interval [1,2] ...

2 years 前

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Lista Ordenada
Dado um vetor V, verifique se o vetor está ordenado, retorne true ou false. Ordenado([1 2 3 4]) = true;

2 years 前

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odd number odd sum
How many three digit numbers are there whose sum of the digits is odd?

2 years 前

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Draw a X
Given an input , create a square matrix of zeros with an X of ones. Ex. n = 3 drawX(3) [ 1 0 1 0 1 0 1 0 1 ] ...

2 years 前

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Absolute Value of the Product of Complex Numbers
Find the absolute value (modulus) of the product of two complex numbers given by a + bi and c + di.

2 years 前