class PrintStd{
public static void main(String[] args){
	String s="Hello";
	int i=23;
	long l=6628888;
	double d=35.57d;
	float f=8789.28f;
	boolean b=false;
	char c='G';
	char[] cArray={'m','n','p','q'};
	System.out.println("String打印："+s);
	System.out.println("int打印："+i);
	System.out.println("long打印："+l);
	System.out.println("double打印："+d);
	System.out.println("float打印："+f);
	System.out.println("boolean打印："+b);
	System.out.println("char打印："+c);
	System.out.print("char[]打印：");
	System.out.println(cArray);
	PrintStd obj=new PrintStd();
	System.err.print("PrintStd對象打印：");
	System.out.println(obj);
	
	}
}