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The original photo of the beans is this:
Decreasetheresolutionofthephoto,Ialreadyappliedafiltertobeingrayscaleandincreasedthecontrasttothemaximumtobecomeblackandwhite.ThenIexaminedthecolorofeachpixelandmountedanarrayarray.IfIloopoverthisarra...

asked by
11.02.2017 / 01:53

2

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2

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Eg: det([-1, -2, 3], [3, 3, 1], [-1, 2, -3]) // retorna 22
Eg: det([1, 2], [2, 5]) // retorna 1
Eg: det([8]) // retorna 8

asked by
10.02.2014 / 21:12

1

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I'm trying to understand how pointers work for an array. For this, I elaborated the small program below. I made some mistake because, in the line indicated, segmentation fault is occurring.
What is the correct way to pass the pointer pointi...

asked by
14.12.2014 / 17:26

1

answer

What i-th means, I'm having trouble understanding its use in arrays and arrays.

asked by
15.02.2016 / 14:57

1

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I have a job for my course, and it is necessary to make a program similar to the megasena game. It's almost ready, but I'm finding a little problem and need help.
Data of the work: maximum of 10 players can bet, each one can bet from 6 up to 15...

asked by
29.05.2014 / 23:08

2

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The idea is to create an array of integers with the amount of rows and columns defined by the user. Then an existing value in the array must be entered and the program should return the values immediately to the left, right, above and below the...

asked by
30.08.2018 / 16:26

1

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I'm studying computational efficiency in R, generating matrices through different methods.
First, I generate an array of vector form and calculate the variances for its columns:
matriz <- matrix(rep(NA, 1000*200), nrow = 1000, ncol=200)...

asked by
10.03.2018 / 04:04

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I have the following situation:
In a numeric matrix type:
Temp <- matrix(runif(25, 10, 100),nrow=5,ncol=5)
V1 V2 V3 V4 V5
11 34 45 54 55
16 21 45 75 61
88 49 85 21 22
12 13 12 11...

asked by
25.04.2016 / 23:10

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I am doing the following operation with an array in the R:
> m <- matrix(1:9, ncol = 3, nrow = 3)
> m
[,1] [,2] [,3]
[1,] 1 4 7
[2,] 2 5 8
[3,] 3 6 9
> m2 <- m
> for(i in 1:nrow(m)){
+ for(j...

asked by
20.07.2015 / 23:28