import?java.awt.Button;
import?java.awt.FlowLayout;
import?java.awt.GridLayout;
import?java.awt.event.MouseAdapter;
import?java.awt.event.MouseEvent;
import?java.awt.event.MouseListener;
import?java.lang.reflect.Field;
import?java.util.linkedList;

import?javax.swing.JButton;
import?javax.swing.Jframe;
import?javax.swing.JPanel;
import?javax.swing.JTextField;

import?org.omg.CosNaming.IstringHelper;
class?Point{
	int?x?y;

	public?double?getX（）?{
		return?x;
	}
	public?void?setX（int?x）?{
		this.x?=?x;
	}
	public?double?getY（）?{
		return?y;
	}
	public?void?setY（int?y）?{
		this.y?=?y;
	}
	public?Point（）?{
		//?TODO?Auto-generated?constructor?stub
		x?=?0;
		y?=?0;
	}
	public?Point（int?x?int?y）?{
		super（）;
		this.x?=?x;
		this.y?=?y;
	}
	void?setLocation（int?x?int?y）{
		this.x?=?x;
		this.y?=?y;
	}
	
}
public?class?JSQ?extends?Jframe{
	static?linkedList?List?=?new?linkedList（）;
	static?linkedList??numbers?=?new?linkedList（）;
	static?linkedList?kuohao?=?new?linkedList（）;
//	static?boolean?alreadypoint?=?false;
	JButton?clear?chexiao?lkuohao?rkuohao;
	JButton?jiajiancheng?chu?equals;
	JButton??number[];//one?two?tree?four?five?six?seven?eight?nine?zero;
	JButton?point;
	JButton?button[];
	JTextField?field;
	MouseListener?listener[];
	static?String?strings;
????class?Adapter?extends?MouseAdapter{
????	String?str;
????	public?Adapter（JButton?button）?{
	????	//?TODO?Auto-generated?constructor?stub
????		str?=?button.getText（）;
????		System.out.println（str）;
????	}
????	/**
????	?*?判斷是否是數字
????	?*?@param?laststr
????	?*?@return
????	?*/
????	private?boolean?isnumber（String?laststr）{
????		if（laststr.equalsIgnoreCase（“0“）?||?laststr.equalsIgnoreCase（“1“）?||?laststr.equalsIgnoreCase（“2“）?||
????				laststr.equalsIgnoreCase（“3“）?||?laststr.equalsIgnoreCase（“4“）?||?laststr.equalsIgnoreCase（“5“）?||
????				laststr.equalsIgnoreCase（“6“）?||?laststr.equalsIgnoreCase（“7“）?||?laststr.equalsIgnoreCase（“8“）?||?
????				laststr.equalsIgnoreCase（“9“））{
????			return?true;
????		}
????		else?return?false;
????		
????	}
????	/**
????	?*?判斷是否已經有了小數點
????	?*?@return
????	?*/
????	private?boolean?isalreadypoint（）{
????		int?i?=?0;
?????????	if（List.size（）>0）{
????	????	for（i?=?List.size（）?-?1;?i?>=?0;?i--）{
????		????	if（!?isnumber（List.get（i）））{
????			????	break;
?????????			}
????????		}
????	????	if（i?>=?0）{
????????	????	if（List.get（i）.equalsIgnoreCase（“.“））{
?????????		????	return?true;
????????????		}
????????????		else
????????	????		return?false;
??????????????	}
????	????	else?return?false;
????		}
????		else
????			return?false;
????		
????	}
/**
	?*?判斷是否為空字符????	
	?*/
	private?boolean?isnull（String?laststr）{
		if（laststr.equalsIgnoreCase（““）?）{
			return?true;
		}
		return?false;
	}
????	/**
????	?*?判斷是否為運算符
????	?*?@param?laststr
????	?*?@return
????	?*/
????	private?boolean?isyun