import javax.swing.JOptionPane

void Zadanie4() {
    def result = []
    def list = ["zero", "jeden", "dwa", "trzy", "cztery", "pięć", "sześć", "siedem", "osiem", "dziewięć"]
    def number = JOptionPane.&showInputDialog("Podaj liczbę")

    number.each {
        result.add(list[it.toInteger()])
    }
    println result.join(" - ")
}

void Zadanie5() {
    def productsMap = [:].withDefault { 0 }
	def product = ''

    while (true) {
        product = JOptionPane.&showInputDialog("Podaj: nazwa produktu=cena", product)
        if (product == null || product.equals(""))
            break

        def productInfo = product.split("=")
		if (productInfo.size() == 2 && productInfo[1].isInteger()) {
			productsMap[productInfo[0]] += productInfo[1].toInteger()
			product = ''
		}
		else
			product = "Nie poprawna wartość: $product"
    }
    println productsMap
}

Zadanie4()
Zadanie5()