Resuelto

Remove the diagonal of a square matrix
Some Cody problems ask solvers to remove columns (e.g., CP 7), and others ask solvers to remove rows (e.g., CP 44033). Write a...

más de 1 año hace

Resuelto

Sum along each diagonal of a matrix
Write a routine that returns the sums along the diagonals of a given matrix, A, where the first diagonal is the bottom left corn...

más de 1 año hace

Resuelto

Moyenne pondérée
Ecrire une fonction qui prend en entrée un vecteur P et un vecteur V et calcule la moyenne pondérée MP des élements vi d'un vec...

más de 1 año hace

Resuelto

Palindrome Checker
Check to see if a given string is a palindrome (a word, phrase, or sequence that reads the same backward as forward). Output sh...

más de 1 año hace

Resuelto

The Prime Days of Christmas
On the first day of Christmas my true love sent to me partridges in a pear tree. On the second day of Christmas my true love s...

más de 1 año hace

Resuelto

Final Stone Weight
You are given an array with weights of stones. The objective is to determine the weight of the final stone remaining after all c...

más de 1 año hace

Resuelto

Add non-triangular numbers
The nth triangular number is the sum of the first n positive integers. The sequence of triangular numbers starts 1, 3, 6, 10, 15...

más de 1 año hace

Respondida
Cell and double in datatable
Thank you.

casi 2 años hace | 0

Pregunta

Cell and double in datatable
I work with Excel xlsx files where matrix represent scores (integers between 0 and 3). Each column corresponds to a visit and ea...

casi 2 años hace | 2 respuestas | 1

2

respuestas

Resuelto

Maior Primo
Dado um valor inteiro N, qual o maior valor primo <= N MaiorPrimo(5) = 5; MaiorPrimo(10) = 7;

casi 2 años hace

Resuelto

Vector indexing: lower than mean
Find indices of values in a vector lower than the mean of the vector

casi 2 años hace

Resuelto

Determine the area of square if length of the diagonal is given

casi 2 años hace

Resuelto

Diagonal Product of A Square Matrix
For a matrix A, calculate the product of its diagonal elements. * Assume all input matrices are square & corresponding element...

casi 2 años hace

Resuelto

Reverse a string
Return a string with the characters in reverse order from a given input string Ex: my_str = "Ciao" function should output "...

casi 2 años hace

Resuelto

Convert RGB to Grayscale
Convert a 3 element RGB array to its correspoding grayscale pixel (a scalar) *Hint: a formula exists!

casi 2 años hace

Resuelto

Finding the Most Frequent Letter in a Text
You are given a text containing various English letters, digits and punctuation symbols. Your task is to find the most frequentl...

casi 2 años hace

Resuelto

Remove Unique Elements
Given a list of integers, we want to keep only the non-unique elements in this list. To do this, we need to remove all the uniqu...

casi 2 años hace

Resuelto

Find the number of diagonals in a n sided polygon.
Find the number of diagonals in a n sided polygon.

casi 2 años hace

Resuelto

Matrix Rotation
Write a MATLAB function that rotates a given matrix by 90 degrees clockwise. The rotation should be performed in-place, without ...

casi 2 años hace

Resuelto

Sort by absolute value
Given a list of numbers, arrange them in ascending order based on their absolute values. For example, for the list [-30, -5, 1...

casi 2 años hace

Resuelto

Digits eliminate
Complete the function my_f(n,b) to return, for a given integer, the number obtained by removing the digits '0' and 'b'. If there...

casi 2 años hace

Resuelto

Counting the occurrences of a digit in a book
The printer has printed a book with 'p' pages. How many times did they use the character 'd'? In other words, how many times doe...

casi 2 años hace

Resuelto

Range of Values in a Matrix
Create a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. Th...

casi 2 años hace

Resuelto

Alternate Arrangement
Determine the ways of arranging 'm' men and 'w' women alternatively in a row of 's' seats. Assumptions : s<m and s<w

casi 2 años hace

Resuelto

Caracteres Unicos
Dada uma string, verifique se a string é composta de caracteres únicos, ou seja, nenhuma letra se repete. Retorne true ou false;...

casi 2 años hace

Resuelto

Identify de Polignac numbers
The numbers 125 and 329 can be written as the sum of a prime and a power of 2. For example, , and . The numbers 127 and 331, whi...

casi 2 años hace

Resuelto

List the Fermi-Dirac primes
The Fermi-Dirac “primes” are prime powers with exponents that are powers of 2. The first nine terms of the sequence are 2, 3, 4,...

casi 2 años hace

Resuelto

List the semiprimes
A semiprime number—or a 2-almost prime—is the product of two prime numbers. The numbers and are semiprimes, but and are not....

casi 2 años hace

Resuelto

Check if a directory is on the current MATLAB search path
Given a directory name as a string, return true if the directory is on the current MATLAB search path, and false otherwise.

casi 2 años hace

Resuelto

compter le nombre de zéros dans une matrice
écrire une fonction count_zeros qui prend en entrée une matrice M et détermine le nombre de zéros dans une matrice

casi 2 años hace