数字炸弹💣勿喷

[唐昊]

#include<bits/stdc++.h>
#include<chrono> 
#include<thread> 
#include<windows.h> 
using namespace std;
int main(){
    system("color 1B");
    cout<<"yhxyd2594制作";
	Sleep(500);
	system("cls");
    srand((unsigned int)time(NULL));
    bool playAgain=true;
    int totalScore=0; 
    while (playAgain){
        long long a1,a2,a,x,i=0,y;
        auto seed=chrono::high_resolution_clock::now().time_since_epoch().count();
        srand(static_cast<unsigned int>(seed));
        cout<<"========== 数字炸弹小游戏 ==========" << endl;
        cout<<"游戏规则：猜测数字，猜中即为踩中炸弹！" << endl;
        cout<<"=====================================" << endl;
        cout<<"选择难度 (1, 2, 3...):";
        /*
        谁敢100 
        */
        while(1){
            if(cin>>y){
                if(y>0)break;
            }
            cout<<"输入无效，请输入正整数难度: ";
            cin.clear(); 
            cin.ignore(10000,'\n'); 
        }
        a1=0;
        a2=y*100; 
        if(a2<=1)a2=2;
        a=1+rand()%(a2-1); 
        cout<<"\n游戏开始！目标数字已在 ("<<a1<<" - "<<a2<< ") 之间生成。"<<endl;
        auto start_time = chrono::high_resolution_clock::now();
        while(true){
            cout<<"\n当前可猜范围: ("<<a1<<" - "<<a2<< ")"<<endl;
            cout<<"请输入猜测数字: ";
            if(!(cin >> x)){
                 cout<<">>输入无效，请输入数字！"<<endl;
                 cin.clear();
                 cin.ignore(10000,'\n');
                 continue;
            }
            if(x<=a1||x>=a2){
                cout<<">> 输入无效！数字必须在 "<<a1<<" 和 "<<a2<<" 之间 (不含边界)。"<<endl;
                continue;
            } 
            i++;
            if(x==a) {
                auto end_time=chrono::high_resolution_clock::now();
                auto duration=chrono::duration_cast<chrono::milliseconds>(end_time - start_time);
                double seconds=duration.count()/1000.0;
                cout<<"\n  猜对了！你踩中炸弹了！"<<endl;
                cout<<"--------------------------------"<<endl;
                cout<<"总共猜了: "<<i<<" 次"<<endl;
                cout<<"耗时: "<<fixed<<setprecision(2)<<seconds<<"秒"<<endl; 
                cout << "--------------------------------" << endl;
                long long score=(a2/10)/i; 
                if(score==0)score=1;
                if(seconds<10.0){
                    cout<<">> 获得额外时间奖励!"<<endl;
                    score+=10;
                }
                cout<<"本局得分: "<<score<<endl;
                totalScore+=score;
                break;
            }
            else if(x<a){
                cout<<">> 太小了！"<<endl;
                a1=x;
            }
            else{ 
                cout<<">> 太大了！"<<endl;
                a2=x;
             }
        }

        cout<<"====================================="<<endl;
        cout<<"当前总分为: "<<totalScore<<endl;
        char choice;
        cout<<"\n想再来一局吗？(y/n): ";
        cin>>choice;
        if(choice!='y'&&choice!='Y'){
            playAgain=false;
            cout<<"感谢游玩！你的最终总分是: "<<totalScore<<endl;
        }
        this_thread::sleep_for(chrono::milliseconds(500));
    }
}
//代码有几个中/英文感叹号？