05. Small Shop

package main
import "fmt"

func main() {
    var product, town string
    fmt.Scanln(&product)
    fmt.Scanln(&town)

    var quantity float64
    fmt.Scanln(&quantity)

    var price = 0.0

    if (town == "Sofia") {
        if (product == "coffee") {
            price = 0.50
        } else if (product == "water") {
            price = 0.80
        } else if (product == "beer") {
            price = 1.20
        } else if (product == "sweets") {
            price = 1.45
        } else if (product == "peanuts") {
            price = 1.60
        }
    } else if (town == "Plovdiv") {
        if (product == "coffee") {
            price = 0.40
        } else if (product == "water") {
            price = 0.70
        } else if (product == "beer") {
            price = 1.15
        } else if (product == "sweets") {
            price = 1.30
        } else if (product == "peanuts") {
            price = 1.50
        }
    } else if (town == "Varna") {
        if (product == "coffee") {
            price = 0.45
        } else if (product == "water") {
            price = 0.70
        } else if (product == "beer") {
            price = 1.10
        } else if (product == "sweets") {
            price = 1.35
        } else if (product == "peanuts") {
            price = 1.55
        }
    }

    fmt.Println(price * quantity)
}

ИЛИ:

package main
import "fmt"

func main() {
    var product, town string
    fmt.Scanln(&product)
    fmt.Scanln(&town)

    var quantity float64
    fmt.Scanln(&quantity)

    var price = 0.0

    switch (town) {
        case "Sofia":
            switch (product) {
                case "coffee":
                    price = 0.50
                case "water":
                    price = 0.80
                case "beer":
                    price = 1.20
                case "sweets":
                    price = 1.45
                case "peanuts":
                    price = 1.60
            }
        case "Plovdiv":
            switch (product) {
                case "coffee":
                    price = 0.40
                case "water":
                    price = 0.70
                case "beer":
                    price = 1.15
                case "sweets":
                    price = 1.30
                case "peanuts":
                    price = 1.50
            }
        case "Varna":
            switch (product) {
                case "coffee":
                    price = 0.45
                case "water":
                    price = 0.70
                case "beer":
                    price = 1.10
                case "sweets":
                    price = 1.35
                case "peanuts":
                    price = 1.55
            }
    }

    fmt.Println(price * quantity)
}