订餐系统c++代码.doc

订餐系统代码#include<iostream>#include<fstream>#include<iomanip>#include<cstring>usingnamespacestd;//菜单种类最大值#defineMAX20intstaticm=0;intstatici=0;intstaticpass=0;pare(char*a,char*b)//比对用户名和密码{for(inti=0;i<20;i++) {if(*a++!=*b++)return0;}return1;//完全匹配}//客户信息structClient{ charname[20]; charpassword[20]; };//注册会员(存储客户信息)&&用户登入voidRegister(){Clientuser;intn; cout<<"您是否为会员?(0否or1是)"<<endl;cin>>n;if(n==0) {cout<<"**********用户注册模块***********"<<endl<<"请输入....."<<endl<<"注册用户名:"; ofstreamclient(""); if(!client){cout<<"用户信息打开失败!"<<endl;return;}cin>>; cout<<"注册密码:"; cin>>;//保存用户信息 client<<'_'<<<<','<<<<endl; cout<<"注册成功!"<<endl; pass=1; }else{cout<<"请输入....."<<endl;cout<<"用户名:";cin>>;cout<<endl<<"密码:";cin>>; ifstreamguest(""); if(!guest){cout<<"!"<<endl;return;} //比对输入的用户信息和已存储的用户信息 charname[20],password[20],ch; inti=0,j=0; while(guest>>ch&&j<20) { for(i=0;i<20;i++) {if(ch==',')break; if(ch=='_')guest>>ch; name[i]=ch; } for(i=0;i<20;i++) {if(ch=='_')break; if(ch==',')guest>>ch; password[i]=ch; } if((compare(,name)==1)&&(compare(,password)==1)) {cout<<"用户登入成功!"<<endl;pass=1;break;} j++; } if(pass==0){cout<<"登录失败!!!!!请检查用户名和密码输入是否正确!"<<endl;}}} voidConvert()//购物车,今日菜单{charcf,s[20];intj=0,k=0;intn;ofstreamout("");if(!out){cout<<"!"<<endl;return;}ofstreamMenu("