#include <iostream>
#include <string>
#include <cstdlib>
#include <new>
#define NULL 0
#include "add.h"   //包含加法操作的類的頭文件

int main()
{
	string adder1,adder2,choice;
	while(1)   //用無限循環來實現加法的重復操作
	{
		Add_operation Add_oper;     //創建加法操作的類對象
		cout <<"\n************************************************************" << endl;
		cout << "輸入格式要求：每四位一組，組間用逗號隔開" << endl;
    	cout << "\nInput the first adder : ";
    	cin >> adder1;
    	cout << endl << "Input the second adder : "; 
    	cin >> adder2;
    	LinkList L1=Add_oper.CreatLink(adder1);
    	LinkList L2=Add_oper.CreatLink(adder2);
    	LinkList result=Add_oper.Add(L1,L2);
    	Add_oper.Print(result);
		Add_oper.Destroy(L1);      //每次做完加法運算后都將前面分配的內存空間釋放掉，避免內存泄漏
		Add_oper.Destroy(L2);
		Add_oper.Destroy(result);
		cout << "************************************************************\nDo add again ? y or n :  ";
		cin >> choice;
		if(choice=="n")
			break;    //直到輸入n為止才結束程序
	}
   	system("pause");
    return EXIT_SUCCESS;
}