課程

/后端開發

/Java

/Java入門第一季（IDEA工具）升級版

public?class?HelloWorld{
????public?static?void?main(String[]?args)?{
		double?heightAvg1=176.2;
		int?heightAvg2=(int)heightAvg1;
		System.out.println(heightAvg1);
		System.out.println(heightAvg2);
	}
}