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This commit is contained in:
Florian Hoss 2022-05-30 13:41:45 +02:00
parent e2db0aca19
commit 32b8025fda
4 changed files with 31 additions and 20 deletions
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2
Lab04/code/part01-analyse/go.mod
View file

@ -1,4 +1,4 @@
module analyze
module analyse
go 1.18

34
Lab04/code/part01-analyse/main.go
View file

@ -35,18 +35,14 @@ func (l letterList) Swap(i, j int) {
}
const LettersInTheAlphabet = 26
var alphabet = [LettersInTheAlphabet]rune{
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M',
'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
}
const startUpperCase = 65
var letters = make([]letter, LettersInTheAlphabet)
func initLetterStruct() {
for index := range alphabet {
letters[index].upperCase = string(alphabet[index])
letters[index].lowerCase = string(alphabet[index] + 32)
for i := 0; i < LettersInTheAlphabet; i++ {
letters[i].upperCase = string(rune(startUpperCase + i))
letters[i].lowerCase = string(rune(startUpperCase + i + 32))
}
}
@ -60,24 +56,24 @@ func readFile(relativePath string) string {
func countLetters(inputText string) int {
totalCount := 0
for index := range alphabet {
letters[index].count +=
strings.Count(inputText, letters[index].lowerCase) +
strings.Count(inputText, letters[index].upperCase)
totalCount += letters[index].count
for i := 0; i < LettersInTheAlphabet; i++ {
letters[i].count +=
strings.Count(inputText, letters[i].lowerCase) +
strings.Count(inputText, letters[i].upperCase)
totalCount += letters[i].count
}
return totalCount
}
func calculateFrequency(totalCount int) {
for index := range alphabet {
letters[index].frequency = percent.PercentOf(letters[index].count, totalCount)
for i := 0; i < LettersInTheAlphabet; i++ {
letters[i].frequency = percent.PercentOf(letters[i].count, totalCount)
}
}
func printResult() {
for index := range alphabet {
l := letters[index]
for i := 0; i < LettersInTheAlphabet; i++ {
l := letters[i]
fmt.Printf(
"The letter %s (%s) occurs %d times in the text and the frequencyArray in percent is %0.2f\n",
l.upperCase, l.lowerCase, l.count, l.frequency,
@ -87,8 +83,8 @@ func printResult() {
func plotResult() {
var count plotter.Values
for index := range alphabet {
count = append(count, float64(letters[index].count))
for i := 0; i < LettersInTheAlphabet; i++ {
count = append(count, float64(letters[i].count))
}
p := plot.New()
p.Title.Text = "Letter count"