04. Fishing Boat

package main
import "fmt"

func main() {
    var budget float64
    fmt.Scanln(&budget)

    var season string
    fmt.Scanln(&season)

    var people int
    fmt.Scanln(&people)

    var sum = 0.0

    switch (season) {
        case "Spring":
            sum = 3000
        case "Summer", "Autumn":
            sum = 4200
        case "Winter":
            sum = 2600
    }

    if (people <= 6) {
        sum *= 0.90
    } else if (people <= 11) {
        sum *= 0.85
    } else {
        sum *= 0.75
    }

    if (people % 2 == 0 && season != "Autumn") {
        sum *= 0.95
    }

    if (sum <= budget) {
        fmt.Printf("Yes! You have %.2f leva left.", budget - sum)
    } else {
        fmt.Printf("Not enough money! You need %.2f leva.", sum - budget)
    }
}