lottery

#include <iostream>
#include <algorithm>
#include <windows.h>
#include <time.h>
#include <cstdlib>
#include <bits/stdc++.h>
using namespace std;
int Check(int num_R[],int num_G[]) //對獎
{
    int n = 0,s = 0;
    for(int i = 0;i<6;i++)
    {
        for(int j = 0;j<7;j++)
        {
            if(num_G[i] == num_R[j])
            {
                if(j == 6)
                    s++;
                else
                    n++;
            }
        }
    }
    if(n == 6)
    {
        cout<<"恭喜獲得頭獎!!!"<<endl;
        return 45637139;
    }
    else if(n == 5 && s == 1)
    {
        cout<<"恭喜獲得二獎!!!"<<endl;
        return 3617577;
    }
    else if(n == 5)
    {
        cout<<"恭喜獲得三獎!!!"<<endl;
        return 49319;
    }
    else if(n == 4 && s == 1)
    {
        cout<<"恭喜獲得四獎!!!"<<endl;
        return 15852;
    }
    else if(n == 4)
    {
        cout<<"恭喜獲得五獎!!!"<<endl;
        return 2000;
    }
    else if(n == 3 && s == 1)
    {
        cout<<"恭喜獲得六獎!!!"<<endl;
        return 1000;
    }
    else if(n == 2 && s == 1)
    {
        cout<<"恭喜獲得七獎!!!"<<endl;
        return 400;
    }
    else if(n == 3)
    {
        cout<<"恭喜獲得普獎!!!"<<endl;
        return 400;
    }
    else
    {
        cout<<"沒中"<<endl;
        return 0;
    }

}
void Guess(int num_G[])
{
    int rand_num[49];
    for(int i = 0;i<49;i++)
        rand_num[i] = i+1;
    //shuffle
    for(int i = 0;i<10000;i++)
        swap(rand_num[rand()%49],rand_num[rand()%49]);
    cout<<"電腦選號: ";
    for(int i = 0;i<6;i++)
    {
        num_G[i] = rand_num[i];
        Sleep(2000);
        cout<<num_G[i]<<" ";
    }
    cout<<endl;


}
void Input_R(int num_R[])
{
    cout<<"請輸入上期號碼"<<endl;
    for(int i = 0;i<7;i++)
    {
        if(i == 6)
            cout<<"請輸入特別號: ";
        else
            cout<<"請輸入第"<<i+1<<"個號碼: ";
        cin>>num_R[i];
    }
}
void Print_R(int num_R[])
{
    cout<<"=====上期號碼====="<<endl;
    cout<<"獎號: ";
    for(int i = 0;i<7;i++)
    {
        if(i == 6)
            cout<<"特別號: ";
        cout<<num_R[i]<<" ";
    }
    cout<<endl;
}

int main()
{
    srand(time(NULL));
    int num_R[7],num_G[6];
    cout<<"=====大樂透對獎系統====="<<endl;
    Input_R(num_R);//指示user輸入上期號碼
    system("cls"); // 清空畫面
    Print_R(num_R);
    Guess(num_G);
    Check(num_R,num_G);
    return 0;
}