// Hoang Lang. Lop 08LTT. MSV: 082250531110
import java.util.*;
import java.io.*;

class NguoiNopThue extends ConNguoi
{	
	public static NhapXuat x = new NhapXuat();
	public ThuNhap[] cacKhoanThu;
	public ConCai[] cacCon;
	public BoMe bo;
	public BoMe me;
		
	public NguoiNopThue()
		{}
		
	public void nhapThongTin() throws Exception
		{	
			this.hoTen=x.docChuoi("Ho ten ");
			this.namSinh=x.docSoNguyen("Nam sinh ");
			int a = x.docSoNguyen("Gioi tinh (nam 0 nu 1)");
			if(a==0 | a==1)
				{
					this.gioiTinh = a;
				}
			else
				{
					System.out.println("Nhap sai, yeu cau nhap lai!");
					this.nhapThongTin();
				}
		} // ham override
		
	public void nhapCacKhoanThuNhap() throws Exception
		{	
			System.out.println("\nNHAP THONG TIN CAC KHOAN THU NHAP");
			int soTN = x.docSoNguyen("Co bao nhieu khoan thu nhap ?");
			cacKhoanThu = new ThuNhap[soTN];
			for (int i=0; i<cacKhoanThu.length; i++)
				{	
					ThuNhap a = new ThuNhap();
					System.out.println("Khoan thu nhap thu "+(i+1));
					a.nhapThongTin();
					this.cacKhoanThu=a;
				}
		}
		
	public void nhapThongTinBoMe() throws Exception
		{
			System.out.println("\nNHAP THONG TIN BO ME");
			int i = x.docSoNguyen("(con bo me nhap 2, con bo hoac me nhap 1, deu mat nhap 0) ?");	
			switch (i)
				{
				case 2:
					{	
						System.out.println("Nhap thong tin bo:");
						BoMe x = new BoMe();
						x.nhapThongTin();
						this.bo = x;
						System.out.println("Nhap thong tin me:");
						BoMe y = new BoMe();
						y.nhapThongTin();
						this.me = y;
						break;
					}
				
				case 1:
					{
						int ii = x.docSoNguyen("Con bo hay con me? Bo nhap 0, Me nhap 1");
						switch(ii)
							{
							case 0:
								{
									System.out.println("Nhap thong tin bo:");
									BoMe y = new BoMe();
									y.nhapThongTin();
									this.bo = y;
									break;
								}
							case 1:
								{
									System.out.println("Nhap thong tin me:");
									BoMe z = new BoMe();
									z.nhapThongTin();
									this.me = z;
									break;
								}
							default:
								{
									System.out.println("Yeu cau nhap dung theo dieu kien de ra");
									this.nhapThongTinBoMe();	
									break;
								}
							}
			
						break;
					}
				
				case 0:
					{
						break;
					}
					
				default:
					{
						this.nhapThongTinBoMe();
					}
				}
		}
		
	public void nhapThongTinAnhChiEm() throws Exception
		{	
			if((this.bo!=null)|(this.me!=null))
				{	
					System.out.println("\nNHAP THONG TIN ANH CHI EM - CHI NHUNG NGUOI CO THU NHAP");
					System.out.print("Co bao nhieu anh chi em?");
					if (this.me!=null && this.bo!=null)
						{
							this.me.nhapThongTinConCai();
							this.bo.cacCon = this.me.cacCon;
						}
					else
						{
							if(this.me!=null)
								this.me.nhapThongTinConCai();
							else
								this.bo.nhapThongTinConCai();
						}
				}
		}
		
	public void nhapThongTinConCai() throws Exception 
		{	
			System.out.println("\nNHAP THONG TIN CON CAI");
			int soCC = x.docSoNguyen("Co bao nhieu con");
			this.cacCon = new ConCai[soCC];
			for (int i =0; i<this.cacCon.length; i++)
				{
					ConCai a = new ConCai();
					a.nhapThongTin();
					this.cacCon = a;	
				}
		} 
		
	void khaiBaoThongTin() throws Exception
		{	
			System.out.println("\nNHAP THONG TIN CA NHAN NGUOI NOP THUE");
			this.nhapThongTin();
			this.nhapCacKhoanThuNhap();
			this.nhapThongTinBoMe();
			this.nhapThongTinAnhChiEm();	
			this.nhapThongTinConCai();
			this.x.dongNhapXuat();
		}
		
	public double tinhMucKhauTru()
		{
			return 4000000;
		}  //ham override
	
	double tinhKhauTruNuoiCon()
		{	
			double khauTruCon = 0; 
			if (this.cacCon!=null)
				{
					for (int i=0; i<this.cacCon.length; i++)
						{
							khauTruCon = khauTruCon + this.cacCon.tinhMucKhauTru();
							if (khauTruCon>3200000) khauTruCon = 3200000;
						}
				}
			return khauTruCon;
		}
		
	double tinhKhauTruNuoiBoMe()
		{
			int dem =1;
			int tam = 0;
			double khauTruBoMe =0;
			// dem so con co thu nhap tren 4trieu
			if((this.bo!=null)|(this.me!=null))
				{
					if(this.bo!=null)
						{
							if(this.bo.cacCon!=null)
								{
									tam = this.bo.cacCon.length;
									for(int i =0; i<tam; i++)
										{
											if(this.bo.cacCon.tinhTongThuNhap()>4000000) dem++;
										}
								}
						}
						
					else
						{
							if(this.me.cacCon!=null)
								{
									tam = this.me.cacCon.length;
									for(int i =0; i<tam; i++)
										{
											if(this.me.cacCon.tinhTongThuNhap()>4000000)	dem++;
										}
								}
						}
				}
			if((this.bo==null)&&(this.me==null))  return 0;
			if((this.bo!=null)&&(this.me==null))  khauTruBoMe = this.bo.tinhMucKhauTru()/dem;
			if((this.bo==null)&&(this.me!=null))  khauTruBoMe = this.me.tinhMucKhauTru()/dem;
			if((this.bo!=null)&&(this.me!=null))  khauTruBoMe = (this.bo.tinhMucKhauTru() + this.me.tinhMucKhauTru())/dem;
			return khauTruBoMe;
		}	
		
	double tinhKhauTruGiaCanh()
		{
			double khauTruGiaCanh = 0;
			khauTruGiaCanh = this.tinhKhauTruNuoiBoMe() + this.tinhKhauTruNuoiCon() + this.tinhMucKhauTru();
			return khauTruGiaCanh;
		}
		
	public double tinhTongThuNhap()
		{
			double tongThuNhap = 0;
			for (int i=0; i<this.cacKhoanThu.length; i++)
				{
					tongThuNhap = tongThuNhap + this.cacKhoanThu.mucThu;
				}
			return tongThuNhap;
		} //ham override
		
	public int tinhLaiSuat(double x)
		{
			int phanTramThue = 5;
			for (double i = x; i>=3000000;)
				{
					phanTramThue += 1;
					i = i - 1000000;
				}
			return phanTramThue;	
		}
		
	double tinhThuNhapChiuThue()
		{
			return this.tinhTongThuNhap() - this.tinhKhauTruGiaCanh();
		}
		
	double tinhThuePhaiNop()
		{	
			double thuePhaiNop = 0;
			thuePhaiNop = ((this.tinhThuNhapChiuThue()*tinhLaiSuat(this.tinhThuNhapChiuThue()))/100);
			return thuePhaiNop;
		}
		
	public void xuatDanhSachThuNhap()
		{	
			System.out.println("Danh sach cac khoan thu nhap: \n");
			for (int i =0; i<this.cacKhoanThu.length; i++)
				{
					System.out.println("\t" + (i+1) + ".  " + this.cacKhoanThu.khoanThu + " : " + this.cacKhoanThu.mucThu);
				}	
		}
		
	public void xuatCacKhoanKhauTru()
		{
			System.out.println("\tTong thu nhap la:    " + this.tinhTongThuNhap() + "\n\n");
			System.out.println("Khau tru nuoi bo me la: " + this.tinhKhauTruNuoiBoMe());
			System.out.println("Khau tru nuoi con la: " + this.tinhKhauTruNuoiCon());
			System.out.println("Khau tru ban than la: " + this.tinhMucKhauTru());
			System.out.println("Tong cong cac khoan khau tru la: " + this.tinhKhauTruGiaCanh() + "\n\n");
		}
		
	public void baoCaoKetQua()
		{
			if(this.tinhThuNhapChiuThue()>0)
				{
					System.out.println("            \nHOA DON DONG THUE\n\n ");
					System.out.println(this);
					this.xuatDanhSachThuNhap();
					this.xuatCacKhoanKhauTru();
					System.out.println("Thu nhap chiu thue la: " + this.tinhThuNhapChiuThue());
					System.out.println("Thue suat la: " + this.tinhLaiSuat(this.tinhThuNhapChiuThue()) + "% \n\n");
					System.out.println("Tong so tien thue phai dong la: " + this.tinhThuePhaiNop());			
				}
			else
				{
					System.out.println("\nNGUOI NAY KHONG PHAI DONG THUE");
				}
		}
	
	public static void main(String [] ds) throws Exception
		{			
			NguoiNopThue a = new NguoiNopThue();
			a.khaiBaoThongTin();
			a.baoCaoKetQua();		
		}
}

class BoMe extends ConNguoi
{
	ConNguoi[] cacCon = new ConNguoi[10];
	NhapXuat x = new NhapXuat();
	
	public BoMe()
		{}
		
	public void nhapThongTin() throws Exception
		{
			this.hoTen=x.docChuoi("Ho ten ");
			this.namSinh=x.docSoNguyen("Nam sinh ");
			this.gioiTinh=x.docSoNguyen("Gioi tinh (nam 0 nu 1)");
		} // ham override
		
	public void nhapThongTinConCai() throws Exception
		{
			int soCon = x.docSoNguyen(" ");
			if (soCon>0)
				{
					this.cacCon = new ConNguoi[soCon];
					for(int i =0; i<this.cacCon.length; i++)
						{
							NguoiNopThue a = new NguoiNopThue();
							System.out.println("\nNguoi thu "+(i+1));
							a.nhapThongTin();
							a.nhapCacKhoanThuNhap();
							this.cacCon = a;
						}
				}
			else
				{
					this.cacCon=null;
				}
		}
		
	public double tinhMucKhauTru()
		{	
			if ((this.tinhTuoi()>=60 & gioiTinh==0) | (this.tinhTuoi()>=55 & gioiTinh == 1))
				return 1600000;
			else
				return 0;
		} // ham override
		
	public String toString()
		{ 
			return super.toString();
		} // ham override
}

class ConCai extends ConNguoi
{
	int diHoc;
	NhapXuat x = new NhapXuat();
	
	public ConCai() 
		{}
		
	public void nhapThongTin() throws Exception
		{
			this.hoTen=x.docChuoi("Nhap ho ten ");
			this.namSinh=x.docSoNguyen("Nhap nam sinh ");
			this.gioiTinh=x.docSoNguyen("Nhap gioi tinh (nam 0 nu 1)");
			this.diHoc = x.docSoNguyen("Hoc lop: (neu da nghi hoc nhap 0)" );
		} // ham override
		
	public double tinhMucKhauTru()
		{	
			if ((this.diHoc!=0) && (this.tinhTuoi()< 18)) return 1600000; else return 0;
		} // ham override
		
	public String toString()
		{
			return "Ho ten:\t" + this.hoTen + "\nNam sinh:\t" + this.namSinh + "\nGioi tinh:\t" + this.xemGioiTinh() + "\nDi hoc:\t" + this.diHoc + "\n"; 
		} // ham override
}

class ConNguoi
{
	String hoTen;
 	int namSinh;
	int gioiTinh;
	NhapXuat x = new NhapXuat();
		
	public ConNguoi() 
		{}
	
	public void nhapThongTin() throws Exception
		{
			this.hoTen=x.docChuoi("Nhap ho ten ");
			this.namSinh=x.docSoNguyen("Nhap nam sinh ");
			this.gioiTinh=x.docSoNguyen("Nhap gioi tinh (nam 0 nu 1)");
		}
			
	public double tinhMucKhauTru() 
		{
			return 0;
		} 

	public double tinhTongThuNhap()
		{
			return 0;	
		}
		
	public int tinhTuoi()
		{
			Date d = new Date();
			return d.getYear()+1900 - this.namSinh;
		}
		
	public String xemGioiTinh()
		{
			if(this.gioiTinh==0) return "Nam"; else return "Nu";
		}
		
	public String toString()
		{ 
			return "Ho ten:\t" + this.hoTen + "\nNam sinh:\t" + this.namSinh + "\nGioi tinh:\t" + this.xemGioiTinh() + "\n"; 
		}
}

class ThuNhap
{
	String khoanThu;
	double mucThu;
	NhapXuat x = new NhapXuat();
	
	public ThuNhap()
		{}
		
	public void nhapThongTin() throws Exception
		{	
			this.khoanThu = x.docChuoi("  Ten khoan thu ");
			this.mucThu = x.docSoThuc("  Muc thu ");
		}
	
}

class NhapXuat
{
	public static BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
	public int a;
	public double b;
	public String st;
	public int docSoNguyen(String inform) throws Exception
		{
			try
				{
					System.out.print(inform + ":\t");
					this.a = Integer.parseInt(x.readLine());	
				}
			catch(Exception x)
				{
					docSoNguyen("Nhap sai dinh dang, nhap lai !");
				}
			return this.a;
		}
	
	public double docSoThuc(String inform) throws Exception
		{	
			try
				{
					System.out.print(inform + ":\t");
					this.b = Double.parseDouble(x.readLine());
				}
			
			catch(Exception x)
				{
					docSoNguyen("Nhap sai dinh dang, nhap lai !");
				}
			return this.b;
		}
		
	public String docChuoi(String inform) throws Exception
		{	
			System.out.print(inform + ":\t");
			this.st = x.readLine();
			return this.st;
		}
	
	public void dongNhapXuat() throws Exception
		{
			x.close();
		}
}