#include<iostream>
#include<ctime>
#include<string>
using namespace std;
void judge1(char *ch,int sort1);							//judge1只是使輸入的數(shù)是一個字節(jié)，judge2使輸入的數(shù)是0--9中的一個
void judge2(char *ch,int sort2);
void play();
void judge1(char *ch,int sort1)
{
	for(;;)
	{
		sort1++;
		if(strlen(ch)==1)
			break;
		else
		{
			if(sort1>3)
			{
				cout<<"您的輸入錯誤次數(shù)已到限制，要繼續(xù)請重新開始!\n";
				exit(0);
			}
			cout<<"您的輸入有誤，請重新輸入： ";
			cin>>ch;
			judge1(ch,sort1);								//循環(huán)調(diào)用函數(shù)
		}
	}
}
void judge2(char *ch,int sort2)
{
	for(;;)
	{
		sort2++;
		if(*ch<'9'&&*ch>'0')
			break;
		else
		{
			if(sort2>3)
			{
				cout<<"你的輸入錯誤次數(shù)已到限制，要繼續(xù)請重新開始!\n";
				exit(0);
			}
			cout<<"你的輸入有誤，請重新輸入：  ";
			cin>>ch;
			judge1(ch,sort2);								//使輸入的數(shù)字是一個字節(jié)
			judge2(ch,sort2);								//循環(huán)調(diào)用函數(shù)
		}
	}
}
void con()
{
	char ch;
	int stat5=1;
	cout<<"還要繼續(xù)嗎？(Y/N?)   ";
	cin>>ch;
	if(ch=='Y'||ch=='y')
		play();
	else  if(ch=='N'||ch=='n')
	{cout<<"感謝您的參與,敬請再次游戲.";exit(0);}
	else {cout<<"error input!\n";exit(0);}
	stat5++;
	if(stat5>5)
	{cout<<"您的繼續(xù)次數(shù)已到限制，要繼續(xù)請重新開始,謝謝!\n";exit(0);}
}
void play2(char n[],int num)
{
	char num2=num+48;
	int i=3,sort4=1;
	while(n[0]!=num2&&i>1)
	{
		if(n[0]>num2)
			cout<<"您輸入的數(shù)比隨機(jī)數(shù)大,你還有"<<i-1<<"次機(jī)會：  ";
		else if(n[0]<num2)
			cout<<"您輸入的數(shù)比隨機(jī)數(shù)小,你還有"<<i-1<<"次機(jī)會：  ";
		cin>>n;
		judge1(n,sort4);
		judge2(n,sort4);
	}
	if(n[0]==num2)
		cout<<"恭喜你,猜對了.隨機(jī)數(shù)正是 "<<n<<endl;
	else if(i==1)
		cout<<"您的錯誤次數(shù)已到三次,這次的隨機(jī)數(shù)是 "<<num<<endl;
}
void play()
{
	char n[5];
	int stat=1,num;
	srand((unsigned)time(NULL));
	for(;;)
	{
		num=rand()%10;
		cout<<"請輸入0--9中的一個數(shù)字：  ";
		cin>>n;
		judge1(n,stat);
		judge2(n,stat);
		play2(n,num);
		con();
	}
}
void rule()
{
	char judge;
	cout<<"\n.   游戲的規(guī)則：輸入0--9中的一個數(shù)字,然后根據(jù)提示輸入數(shù)字,如果你輸入的數(shù)字和隨機(jī)數(shù)相等,那么你贏的了比賽,你可以選擇繼續(xù)或者退出。\n";
	cout<<"要繼續(xù)嗎(y/n?)";								
	cin>>judge;
	if(judge=='y'||judge=='Y')
		play();
	else if(judge=='n'||judge=='N')
		exit(0);
	else cout<<"error input!\n";
}
void main()
{
	int choice;
	cout<<"  歡迎進(jìn)入猜數(shù)小游戲，直接進(jìn)入請輸入0，查看規(guī)則請輸入1   ";
	cin>>choice;
	if(choice==0)
		play();
	else if(choice==1)
		rule();
	else
		cout<<"您的輸入有誤，請重新開始!\n";
}