random seat

#include <iostream>
#include <ctime>
#include <cstdlib>
#include <conio.h>
#include <cstring>
#include <windows.h>
#include <fstream>
using namespace std;
int main()
{
    srand(time(NULL));
    cout<<"===歡迎使用座位隨機分配程式==="<<endl;
    cout<<"請選擇背景顏色:1.黑 2.白"<<endl;//選顏色
    while(1)
    {
        char bg = getch();
        if(bg == '1')
        {
            system("cls");
            cout<<"===歡迎使用座位隨機分配程式==="<<endl;
            cout<<"請選擇字體顏色:1.綠 2.藍 3.紅 4.紫 5.黃 "<<endl;

                char color = getch();
                switch(color)
                {
                    case'1':
                    system("color 0a");
                    break;
                    case'2':
                    system("color 0b");
                    break;
                    case'3':
                    system("color 0c");
                    break;
                    case'4':
                    system("color 0d");
                    break;
                    case'5':
                    system("color 0e");
                    break;
                }
            break;
        }
        else if(bg == '2')
        {
            system("cls");
            cout<<"===歡迎使用座位隨機分配程式==="<<endl;
            cout<<"請選擇字體顏色:1.綠 2.藍 3.紅 4.紫 5.金 "<<endl;

                char color = getch();
                switch(color)
                {
                    case'1':
                    system("color f2");
                    break;
                    case'2':
                    system("color f1");
                    break;
                    case'3':
                    system("color fc");
                    break;
                    case'4':
                    system("color f5");
                    break;
                    case'5':
                    system("color f6");
                    break;
                }

            break;
        }
    }
    //讀取相關資料
    system("cls");
    cout<<"請輸入行列數:"<<endl;
    int x,y;
    cin>>x>>y;
    int a[x+1][y+1];
    memset(a,0,sizeof(a));
    system("cls");
    cout<<"請輸入人數:"<<endl;
    int num;
    cin>>num;
    string name[num+1];
    bool check[num] = {0};
    fstream f,ff;
    f.open("班級名條.txt",ios::in);
    ff.open("座位表.txt",ios::out|ios::trunc);//輸出時清除檔案中資料
    int count = 1;
    char ch;
    while(f.get(ch))
    {
        if(ch == '\n')
            count++;
        else
            name[count].push_back(ch);
        if(count>num)
            break;
    }
    //抽選前編排
    system("cls");
    cout<<"請輸入空位座標:"<<endl;
    cout<<"如要結束請輸入0 0"<<endl;
    int n,m;
    while(1)
    {
        cin>>n>>m;
        a[n][m] = -1;//該格將以X表示
        if(n == 0 && m == 0)
            break;
    }
    system("cls");
    cout<<"請輸入固定座位之座標與座號"<<endl;
    cout<<"如要結束請輸入0 0 0"<<endl;
    int nm;
    while(1)
    {
        cin>>n>>m>>nm;
        if(n == 0 && m == 0 && nm == 0)
            break;
        a[n][m] = nm;
        check[nm] = 1;
    }
    system("cls");
    cout<<"按下任意鍵開始抽籤"<<endl;
    system("pause");
    system("cls");
    cout<<"3~~~~"<<endl;
    Sleep(1000);
    system("cls");
    cout<<"2~~~~"<<endl;
    Sleep(1000);
    system("cls");
    cout<<"1~~~~"<<endl;
    Sleep(1000);
    system("cls");
    int w = 0;
    for(int i = 0;i<=x;i++)
    {
        if(w == num)
            break;
        for(int j = 0;j<=y;j++)
        {
            if(i == 0)//排版,數字對齊姓名
            {
                cout<<j<<"         ";
                ff<<j<<"         ";
                if(j == y)
                {
                    cout<<endl<<endl;
                    ff<<endl<<endl;
                }
            }
            else if(j == 0)
            {
                cout<<i<<"    ";
                ff<<i<<"    ";
            }
            else
            {
                if(w == num)
                {
                    cout<<endl;
                    ff<<endl;
                    break;
                }
                if(a[i][j] > 0)
                {
                    w++;
                    if(a[i][j]<10)
                    {
                        cout<<" ";
                        ff<<" ";
                    }
                    cout<<a[i][j]<<name[a[i][j]]<<"  ";
                    ff<<a[i][j]<<name[a[i][j]]<<"  ";
                    Sleep(1000);
                }
                else if(a[i][j] < 0)
                {
                    cout<<"     X    ";
                    ff<<"     X    ";
                    Sleep(1000);
                }
                else
                {
                    while(1)
                    {
                        int seat;
                        seat = rand()%num +1;
                        if(check[seat] == 0)
                        {
                            w++;
                            check[seat] = 1;
                            a[i][j]  = seat;
                            if(seat<10)
                            {
                                cout<<" ";
                                ff<<" ";
                            }
                            cout<<seat<<name[seat]<<"  ";
                            ff<<seat<<name[seat]<<"  ";
                            Sleep(1000);
                            break;
                        }
                    }
                }
                if(j == y)
                {
                    cout<<endl<<endl;
                    ff<<endl<<endl;
                }
            }
        }
    ff.close();
    }
    cout<<"是否要交換座位(y/n)?"<<endl;
    char change;
    while(1)
    {
        change = getch();
        if(change == 'y')
        {
            while(1)
            {
                cout<<"請輸入兩人座標,結束請輸入0 0 0 0"<<endl;
                int x1,y1,x2,y2;
                cin>>x1>>y1>>x2>>y2;
                if(x1 == 0 && y1 == 0 && x2 == 0&& y2 == 0)
                {
                    break;
                }
                else
                {
                    fstream fo;
                    fo.open("座位表.txt",ios::out|ios::trunc);
                    swap(a[x1][y1],a[x2][y2]);
                    int ccount = 1;
                    for(int i = 0;i<=x;i++)
                    {
                        if(ccount == num)
                            break;
                        for(int j = 0;j<=y;j++)
                        {
                            if(i == 0)
                            {
                                cout<<j<<"         ";
                                fo<<j<<"         ";
                                if(j == y)
                                {
                                    cout<<endl;
                                    fo<<endl;
                                }
                            }
                            else if(j == 0)
                            {
                                cout<<i<<"    ";
                                fo<<i<<"    ";
                            }
                            else
                            {
                                if(ccount == num)
                                {
                                    cout<<endl;
                                    fo<<endl;
                                    break;
                                }
                                if(a[i][j] < 0)
                                {
                                cout<<"     X    ";
                                fo<<"     X    ";
                                }
                                else
                                {
                                    if(a[i][j]<10)
                                    {
                                        cout<<" ";
                                        fo<<" ";
                                    }
                                    cout<<a[i][j]<<name[a[i][j]]<<"  ";
                                    fo<<a[i][j]<<name[a[i][j]]<<"  ";
                                    ccount++;
                                }
                                if(j == y)
                                {
                                    cout<<endl<<endl;
                                    fo<<endl<<endl;
                                }
                            }
                        }
                    }
                }
            }
        break;
        }
        else if(change = 'n')
            break;
    }
    system("pause");
}