diff --git "a/\351\241\271\347\233\256\344\275\234\344\270\232\357\274\210\345\233\276\344\271\246\347\256\241\347\220\206\347\263\273\347\273\237\357\274\211/\345\210\230\346\261\211\346\226\207/dsd.txt" "b/\351\241\271\347\233\256\344\275\234\344\270\232\357\274\210\345\233\276\344\271\246\347\256\241\347\220\206\347\263\273\347\273\237\357\274\211/\345\210\230\346\261\211\346\226\207/dsd.txt"
new file mode 100644
index 0000000000000000000000000000000000000000..fa2797e96b835f6175d24650a84d6c6ea86707c9
--- /dev/null
+++ "b/\351\241\271\347\233\256\344\275\234\344\270\232\357\274\210\345\233\276\344\271\246\347\256\241\347\220\206\347\263\273\347\273\237\357\274\211/\345\210\230\346\261\211\346\226\207/dsd.txt"
@@ -0,0 +1,568 @@
+package 练习;
+
+import java.util.Iterator;
+import java.util.Scanner;
+
+@SuppressWarnings("unused")
+public class 草莓果酱1 {
+	static Scanner xx = new Scanner(System.in);
+	static String users[][] = new String[100][4];
+	static String books[][] = new String[100][5];
+	static String pubs[][] = new String[100][3];
+	static String loginUser = "";
+
+
+	public static void main(String[] args) {
+		inner();
+		Homepage();
+	}
+
+
+	private static void inner() {
+		users[0][0] = "设计部";
+		users[0][1] = "武大郎";
+		users[0][2] = "2918";
+		users[0][3] = "卖饼";
+		users[1][0] = "项目部";
+		users[1][1] = "西门庆";
+		users[1][2] = "321";
+		users[1][3] = "隔壁老西";
+
+		books[0][0] = "老庞";
+		books[0][1] = "烧饼如何制作";
+		books[0][2] = "352";
+		books[0][3] = "梁山出版社";
+		books[0][4] = "老baby";
+		books[1][0] = "laa";
+		books[1][1] = "泡妹秘籍";
+		books[1][2] = "10086";
+		books[1][3] = "小巷子出版社";
+		books[1][4] = "rubber";
+		books[2][0] = "彩虹小马";
+		books[2][1] = "酸菜鱼";
+		books[2][2] = "45252";
+		books[2][3] = "烧饼出版社";
+		books[2][4] = "乌鸡哥";
+		books[3][0] = "a45211";
+		books[3][1] = "飞机头";
+		books[3][2] = "2054214";
+		books[3][3] = "波摆设出版社";
+		books[3][4] = "代理商k";
+
+		pubs[0][0] = “雕塑出版社";
+		pubs[0][1] = "北京";
+		pubs[0][2] = "大象";
+		pubs[1][0] = "小出版社";
+		pubs[1][1] = "说的是看到";
+		pubs[1][2] = "山东省";
+		pubs[2][0] = "大雕塑出版社";
+		pubs[2][1] = "博白";
+		pubs[2][2] = "dsd";
+	}
+
+
+	private static void Homepage() {
+		System.out.println("*****欢迎来到的图书馆*****");
+		while (true) {
+			System.out.println("请选择输入：1.注册  2.登录");
+			int key = xx.nextInt();
+			switch (key) {
+			case 1:
+				writer();
+				break;
+			case 2:
+				login();
+				break;
+			default:
+				System.out.println("系统退出！");
+				System.exit(0);
+				break;
+			}
+		}
+	}
+
+	private static void login() {
+		System.out.println("欢迎来到登录界面~");
+		System.out.println("请输入用户名：");
+		String username = xx.next();
+		System.out.println("请输入一个密码：");
+		String password = xx.next();
+		boolean flat = false;
+		for (int i = 0; i < users.length; i++) {
+			if (username.equals(users[i][1]) && password.equals(users[i][2])) {
+				flat = true;
+				loginUser = username;
+				break;
+			}
+		}
+		if (flat) {
+			System.out.println(loginUser + ",恭喜你登陆成功！");
+			System.out.println("*****登录界面结束*****");
+			librarygl();
+		} else {
+			System.out.println("该用户不存在或者密码错误！请重新登录！");
+		}
+	}
+
+
+	private static void writer() {
+		System.out.println("欢迎来到注册界面~");
+		int wrindex = -1;
+		for (int i = 0; i < users.length; i++) {
+			if (users[i][0] == null) {
+				wrindex = i;
+				break;
+			}
+		}
+		System.out.println("请输入部门：");
+		users[wrindex][0] = xx.next();
+		System.out.println("请输入用户名：");
+		users[wrindex][1] = xx.next();
+		System.out.println("请输入密码：");
+		users[wrindex][2] = xx.next();
+		users[wrindex][3] = "烧饼会员";
+		System.out.println("注册成功！");
+		System.out.println("*****注册界面结束*****");
+		Homepage();
+	}
+
+
+	private static void librarygl() {
+		System.out.println("请输入数字进行选择:1.图书管理  2.出版社管理  3.退出登录  4.退出系统");
+		int order = xx.nextInt();
+		switch (order) {
+		case 1:
+
+			gl();
+			break;
+		case 2:
+
+			pubgl();
+			break;
+		case 3:
+	
+			loginUser = " ";
+			System.out.println("退出登录成功！");
+			Homepage();
+			break;
+		case 4:
+		
+			System.out.println("退出系统成功");
+			System.exit(0);
+			break;
+		default:
+			Homepage();
+			break;
+		}
+	}
+
+
+	private static void gl() {
+		System.out.println("******欢迎来到图书馆管理菜单******");
+		System.out.println("请选择输入管理项目：1.增加 2.删除 3.更新 4.查询");
+		int glxz = xx.nextInt();
+		switch (glxz) {
+		case 1:
+			gladd();
+			break;
+		case 2:
+			gldelect();
+			break;
+		case 3:
+			glnew();
+			break;
+		case 4:
+			gllookfor();
+			break;
+		default:
+			librarygl();
+			break;
+		}
+	}
+
+
+	private static void pubgl() {
+
+		int pubxz = xx.nextInt();
+		switch (pubxz) {
+		case 1:
+			pubadd();
+			break;
+		case 2:
+			pubdelect();
+			break;
+		case 3:
+			pubnew();
+			break;
+		case 4:
+			pubname();
+			break;
+		case 5:
+			puball();
+			break;
+		case 6:
+
+			librarygl();
+			break;
+		default:
+			librarygl();
+			break;
+		}
+	}
+
+	private static void puball() {
+		System.out.println("出版社名称\t\t地址\t\t联系人");
+		for (int i = 0; i < pubs[i].length; i++) {
+			for (int j = 0; j < pubs[j].length; j++) {
+				if (pubs[i][0] != null) {
+					System.out.print(pubs[i][j] + "\t\t");
+				}
+			}
+			System.out.println();
+
+		}
+		pubgl();
+	}
+
+
+	private static void pubname() {
+		System.out.println("请输入出版社名称：");
+		String pubname = xx.next();
+		System.out.println("出版社名称\t地址\t联系人");
+		for (int i = 0; i < pubs.length; i++) {
+			if (pubs[i][0] != null && pubs[i][1].indexOf(pubname) != -1) {
+				System.out.println(pubs[i][0] + "\t" + pubs[i][1] + "\t" + pubs[i][2]);
+				break;
+			}
+			System.out.println("出版社名称错误，出版社信息不存在");
+			break;
+
+		}
+		System.out.println();
+		pubgl();
+	}
+
+
+	private static void pubnew() {
+		int pubc = -1;
+		boolean pubcc = false;
+		System.out.println("请输入出版社名称：");
+		String pubccc = xx.next();
+		for (int i = 0; i < books.length; i++) {
+			if (pubccc.equals(books[i][0])) {
+				pubc = i;
+				pubcc = true;
+				break;
+			}
+			System.out.println("输入错误，更新失败");
+			break;
+		}
+		if (pubcc) {
+			books[pubc][0] = pubccc;
+			System.out.println("请输入出版社名称");
+			books[pubc][1] = xx.next();
+			System.out.println("请输入地址：");
+			books[pubc][2] = xx.next();
+			System.out.println("请输入联系人：");
+			books[pubc][3] = xx.next();
+			System.out.println("出版社信息更新成功！");
+		}
+		pubgl();
+	}
+
+
+	private static void pubdelect() {
+		int pubb = -1;
+		boolean pubbb = false;
+		System.out.println("请输入出版社名称：");
+		String pubbbb = xx.next();
+		for (int i = 0; i < pubs.length; i++) {
+			if (pubs[i][0].equals(pubbbb)) {
+				pubbb = true;
+				pubb = i;
+				break;
+			}
+			System.out.println("删除失败");
+			break;
+		}
+		for (int j = 0; j < pubs.length; j++) {
+			if (pubbb) {
+				books[pubb][j] = null;
+				System.out.println("删除成功");
+				break;
+			}
+			pubgl();
+		}
+
+	}
+
+	private static void pubadd() {
+		int puba = -1;
+		boolean pubaa = false;
+		System.out.println("请输入出版社名称：");
+		String pubaaa = xx.next();
+		for (int i = 0; i < pubs.length; i++) {
+			if (pubaaa.equals(pubs[i][0])) {
+				System.out.println("出版社已存在");
+				break;
+			} else {
+				pubaa = true;
+				puba = i;
+				break;
+			}
+		}
+		if (pubaa) {
+			books[puba][0] = pubaaa;
+			System.out.println("请输入出版社名称：");
+			books[puba][1] = xx.next();
+			System.out.println("请输入地址：");
+			books[puba][2] = xx.next();
+			System.out.println("请输入联系人：");
+			books[puba][3] = xx.next();
+			System.out.println("新增出版社信息成功！");
+		}
+		pubgl();
+	}
+
+
+	private static void gladd() {
+		int glh = -1;
+		boolean a = false;
+		System.out.println("请输入书籍编号：");
+		String hao = xx.next();
+		for (int i = 0; i < books.length; i++) {
+			if (hao.equals(books[i][0])) {
+				System.out.println("图书已存在");
+				break;
+			} else {
+				a = true;
+				glh = i;
+				break;
+			}
+		}
+		if (a) {
+			books[glh][0] = hao;
+			System.out.println("请输入书名：");
+			books[glh][1] = xx.next();
+			System.out.println("请输入价格：");
+			books[glh][2] = xx.next();
+			System.out.println("请输入出版社：");
+			books[glh][3] = xx.next();
+			System.out.println("请输入作者：");
+			books[glh][4] = xx.next();
+			System.out.println("新增书籍信息成功！");
+		}
+		gl();
+	}
+
+
+	private static void gldelect() {
+		int de = -1;
+		boolean b = false;
+		System.out.println("请输入书籍编码：");
+		String hao1 = xx.next();
+		for (int i = 0; i < books.length; i++) {
+			if (books[i][0].equals(hao1)) {
+				b = true;
+				de = i;
+				break;
+			}
+			System.out.println("删除失败");
+			break;
+		}
+		for (int j = 0; j < books.length; j++) {
+			if (b) {
+				books[de][j] = null;
+				System.out.println("删除成功");
+				break;
+			}
+			gl();
+		}
+	}
+
+
+	private static void glnew() {
+		int ne = -1;
+		boolean c = false;
+		System.out.println("请输入书籍编号：");
+		String hao2 = xx.next();
+		for (int i = 0; i < books.length; i++) {
+			if (hao2.equals(books[i][0])) {
+				ne = i;
+				c = true;
+				break;
+			}
+			System.out.println("输入错误，更新失败");
+			break;
+		}
+		if (c) {
+			books[ne][0] = hao2;
+			System.out.println("请输入书名");
+			books[ne][1] = xx.next();
+			System.out.println("请输入价格：");
+			books[ne][2] = xx.next();
+			System.out.println("请输入出版社：");
+			books[ne][3] = xx.next();
+			System.out.println("请输入作者：");
+			books[ne][4] = xx.next();
+			System.out.println("书籍信息更新成功！");
+		}
+		gl();
+	}
+
+	private static void gllookfor() {
+		System.out.println("请选择输入查询方式：1.ISBN查询 2.书名查询（模糊）3.出版社查询 4.作者查询 5.价格范围查询 6.所有书籍信息 7.返回上一级菜单");
+		int lk = xx.nextInt();
+		switch (lk) {
+		case 1:
+			System.out.println("请输入ISBN：");
+			String bkisbn = xx.next();
+			lkisbn(bkisbn);
+			break;
+		case 2:
+			System.out.println("请输入书名关键字：");
+			String bkname = xx.next();
+			lkname(bkname);
+			break;
+		case 3:
+			System.out.println("请输入出版社：");
+			String bkpub = xx.next();
+			lkpub(bkpub);
+			break;
+		case 4:
+			System.out.println("请输入作者：");
+			String bkwriter = xx.next();
+			lkwriter(bkwriter);
+			break;
+		case 5:
+			System.out.println("请输入价格范围：");
+			System.out.println("最高价：");
+			Double bkpricemax = xx.nextDouble();
+			System.out.println("最低价：");
+			Double bkpricemin = xx.nextDouble();
+			lkprice(bkpricemax, bkpricemin);
+			break;
+		case 6:
+			lkallbooks();
+			break;
+		case 7:
+
+			System.out.println("返回成功");
+			gl();
+			break;
+
+		default:
+			System.out.println("识别错误");
+			break;
+		}
+	}
+
+
+	private static void lkisbn(String isbn) {
+		for (int i = 0; i < books.length; i++) {
+			if (isbn.equals(books[i][0])) {
+				System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+				System.out.println(books[i][0] + "\t" + books[i][1] + "\t" + books[i][2] + "\t" + books[i][3] + "\t"
+						+ books[i][4]);
+				break;
+			}
+			System.out.println("编码错误，书籍信息不存在");
+			break;
+		}
+		System.out.println();
+		gllookfor();
+
+	}
+
+
+	private static void lkname(String name) {
+		System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+		for (int i = 0; i < books.length; i++) {
+			if (books[i][0] != null && books[i][1].indexOf(name) != -1) {
+				System.out.println(books[i][0] + "\t" + books[i][1] + "\t" + books[i][2] + "\t" + books[i][3] + "\t"
+						+ books[i][4]);
+				break;
+			}
+			System.out.println("书名关键字错误，书籍信息不存在");
+			break;
+
+		}
+		System.out.println();
+		gllookfor();
+	}
+
+
+	private static void lkpub(String pub) {
+		int c = -1;
+		boolean cc = false;
+		for (int i = 0; i < books.length; i++) {
+			if (books[i][0] != null && books[i][3].equals(pub)) {
+				cc = true;
+				c = i;
+			}
+		}
+		if (cc) {
+			System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+			System.out.println(
+					books[c][0] + "\t" + books[c][1] + "\t" + books[c][2] + "\t" + books[c][3] + "\t" + books[c][4]);
+		} else {
+			System.out.println("出版社错误，书籍信息不存在");
+		}
+		gllookfor();
+	}
+
+
+	private static void lkwriter(String wr) {
+		boolean d = false;
+		int d1 = -1;
+		for (int i = 0; i < books.length; i++) {
+			if (books[i][0] != null && books[i][4].equals(wr)) {
+				d1 = i;
+				d = true;
+			}
+
+		}
+		for (int i = 0; i < books.length; i++) {
+			if (d) {
+				System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+				System.out.print(books[d1][0] + "\t" + books[d1][1] + "\t" + (books[d1][2] + "") + "\t" + books[d1][3]
+						+ "\t" + books[d1][4]);
+				System.out.println();
+			} else {
+				System.out.println("作者错误，书籍信息不存在");
+				break;
+			}
+		}
+		gllookfor();
+	}
+
+
+	private static void lkprice(Double prx, Double prn) {
+		System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+		for (int i = 0; i < books.length - i; i++) {
+			if (books[i][0] != null
+					&& (prx >= Double.parseDouble(books[i][2]) && Double.parseDouble(books[i][2]) >= prn)) {
+				System.out.print(books[i][0] + "\t" + books[i][1] + "\t" + (books[i][2] + "") + "\t" + books[i][3]
+						+ "\t" + books[i][4]);
+			}
+			System.out.println();
+		}
+		System.out.println("没有找到书籍信息");
+		gllookfor();
+	}
+
+
+	private static void lkallbooks() {
+		System.out.println("ISBN\t\t书名\t\t价格\t\t出版社\t\t作者");
+		for (int i = 0; i < books[i].length; i++) {
+			for (int j = 0; j < books[j].length; j++) {
+				if (books[i][0] != null) {
+					System.out.print(books[i][j] + "\t\t");
+				}
+			}
+			System.out.println();
+
+		}
+		gllookfor();
+	}
+}
\ No newline at end of file