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100000031.go
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/
100000031.go
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package main
import (
"fmt"
"os"
)
func calculateTip(tagihan float64) (float64, float64) {
var tipRate float64
if tagihan >= 50 && tagihan <= 300 {
tipRate = 0.15
} else {
tipRate = 0.20
}
tip := tagihan * tipRate
total := tagihan + tip
return tip, total
}
func main() {
var tagihan float64
fmt.Print("Masukkan nilai tagihan: ")
fmt.Scan(&tagihan)
tip, total := calculateTip(tagihan)
outputText := fmt.Sprintf("Tagihannya: Rp. %.2f\nTipnya: Rp. %.2f\nTotal nilainya: Rp. %.2f\n", tagihan, tip, total)
// Membuka file output.txt untuk penulisan
file, err := os.Create("output.txt")
if err != nil {
fmt.Println("Error:", err)
return
}
defer file.Close()
// Menulis output ke file
_, err = file.WriteString(outputText)
if err != nil {
fmt.Println("Error:", err)
return
}
fmt.Println("Output telah ditulis ke output.txt")