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A résolu
Compute the antisigma function
The sum of divisors function, or , is the sum of the numbers that divide . The antisigma function is the sum of numbers less tha...
4 jours il y a
A résolu
Dominant Matrix - 02
It is a follow-up of the problem 55995. There, you found out whether a matrix is diagonally dominant or not. In this problem, y...
5 jours il y a
A résolu
First Duplicate
Given an array of integers, return the first duplicate — i.e., the element that appears more than once and whose second appearan...
5 jours il y a
A résolu
Last Duplicate
Given an array of integers, find the last duplicate element — that is, the element whose second occurrence appears latest in the...
5 jours il y a
A résolu
Most Frequent Characters
Given a document file or a character array, identify the 'n' most frequently occurring characters and the number of times each a...
5 jours il y a
A résolu
'X'avier
Given a square matrix A of size n, write a function to create a new matrix B where only the elements on the main diagonal and th...
5 jours il y a
A résolu
Symmetric Pair
Given an (n, 2) matrix, remove any symmetric pairs from the matrix. Keep the first occurrence. (2, 3) and (3, 2) are considere...
5 jours il y a
A résolu
Unique rows
A matrix is given as the input. Remove any duplicate rows from the matrix. keep the first occurrence.
5 jours il y a
A résolu
Pairs with Given Sum
Given an array of integers and a target sum, return all unique pairs whose sum is equal to the target. The output should be a ma...
5 jours il y a
A résolu
Greater than before
Given an array of integers, write a function that returns elements that are greater than the one before them. For instance, ...
5 jours il y a
A résolu
Intersect three sequences
Most numbers have interesting properties, if you look hard enough and interpret “interesting” liberally. Let’s choose a number a...
19 jours il y a
A résolu
Maze Solver with Backtracking and Custom Cost Rules
Write a function solve_maze that finds a path from the top-left corner (1,1) to the bottom-right corner (m,n) of a 2D matrix M, ...
environ un mois il y a
A résolu
Find the summation of factorial series
Factorial numbers are n! = 1*2*3....*n the series is 1!, 2!, 3!,........, n!
environ un mois il y a
A résolu
Drying sweater?
* A sweater is revolving in a slow low power dryer and losing moisture at any moment at the constant rate 100% of its current mo...
environ un mois il y a
A résolu
Acidity of vinegar and salts
Assuming: pH (potentia hydrogenii) = - log10(H+ ionic concentration in mol/Liter). For a buffer solution containing acetic acid ...
environ un mois il y a
A résolu
Find the list of all open files
In the test suite, I use <http://www.mathworks.com/help/matlab/ref/fopen.html fopen> to create new files. The task is to find th...
environ un mois il y a
A résolu
Cody Computer Part 3 - Detect the graphic card used on Cody Computer
In the Cody computer investigation party, you may have already solved : Problem 522. Cody Computer Part 1 - Guess the system fo...
environ un mois il y a
A résolu
Image Series 3 Complementary
Find the Complementary of image which is 8 bits gray scale image. Each pixel is converted to binary format in the image. A...
environ un mois il y a
A résolu
Does this dress make me look fat
For the input string "Does xyz make me look fat" output the string "No, xyz does not make you look fat"
environ un mois il y a
A résolu
Billiards
Considering there are 15 pool balls, (b), in the game of pool, and given a radius, (r). What is the volume, (V), of a rack in th...
environ un mois il y a
A résolu
Convert a grayscale image into RGB colour format, preserving data type
In the Image Processing Toolbox, MATLAB provides rgb2gray to convert a 3 channel color image into a 1 channel intensity...
environ un mois il y a