ex_2_2_1.java

来自「JAVA程序设计与实践.rar」· Java 代码 · 共 17 行

public class ex_2_2_1 
{
	public static void main(String args[]) 
	{
		int x; 
		x = 10;
		if(x == 10) 
		{ 
			int y = 20; 
		
			System.out.println("x和y的值分别为: " + x + " " + y);
			x = y * 2;
		}
		
		System.out.println("x的值为" + x);
	}
}