// MyClass2_4.java
public class MyClass2_4
{
	public static void main(String args[]) 
	{
		float x,y,z;  //聲明單精度浮點數
		x=10.5f;  y=12.6f;
		z=x*y;
		System.out.println(x+"*"+y+"="+z);
		double a,b,c;  //聲明雙精度浮點數
		a=116.6;  b=3.6;
		c=a/b;
		System.out.println(a+"/"+b+"="+c);
	}
}