猜数字

#include <bits/stdc++.h>
#include <windows.h>
using namespace std;
class Creature {
	public:
		
	void cai(){
		int n;
		cout << "输出0~100000" << endl;
		int dashabi = 0;
		dashabi = rand() % 100000 + 0; 
		while(n != dashabi){
			cin >> n;
			system("cls");
			if(n > dashabi){
				cout << "大了" << endl;
			}if(n < dashabi && n >= 0 && n <= 100000){
				cout << "小了" << endl;
			}if(n == dashabi){
				cout << "你猜中了！！！" << endl;
				break;
			}if(n < 0 || n > 100000){
				cout << "你有病吧！！都说了输出0~100000的数，你还乱输" << endl;
			}
		}
	}
};
Creature initialCreature;
int main (){
	srand((unsigned)time(0));
	while(true){
		cout << "开始？" << endl;
		int a;
		cout << "1.ok" << endl;
		cin >> a;
		system("cls"); 
		switch(a){
			case 1:
				initialCreature.cai();
				break;
		}
	}
	return 0;
}