package com.misoo.pkaz;import android.app.Activity;import android.os.Bundle;import android.widget.Button;public class ac01 extends Activity {	  @Override	    public void onCreate(Bundle savedInstanceState) {	        super.onCreate(savedInstanceState);	        //setContentView(R.layout.main);	        	        Button btn = new Button(this);	        btn.setText("Dog");	        setContentView(btn); 	  }}