diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Aaa.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Aaa.java"
new file mode 100644
index 0000000000000000000000000000000000000000..f9bfcb11d7f1a474cbcb64eeee27cdf645ead2c5
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Aaa.java"
@@ -0,0 +1,17 @@
+package c;
+
+public class Aaa {
+	public static void main(String[] args) {
+		for(int i=1; i<=9;i++) {
+			for (int j = 1; j <=9; j++) {
+				if (j>i) {
+				}else {
+				int sum=i*j;
+				System.out.print(i+"*"+j+"="+sum+ "\t");
+				}			
+			}
+			System.out.println();
+		}
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Gouwu.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Gouwu.java"
new file mode 100644
index 0000000000000000000000000000000000000000..cdc95a99edc1ecead9281e1a276670254bb11a52
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Gouwu.java"
@@ -0,0 +1,34 @@
+package c;
+
+import java.util.Scanner;
+
+public class Gouwu {
+
+	
+	public static void main(String[] args) {
+		Scanner scanner=new Scanner(System.in);
+		int a=0;
+		int b=0;
+		for (int i = 0; i < 80; i++) {
+		System.out.println("请输入购物金额：");
+		a=scanner.nextInt();
+		 b=b+a;
+		 
+		 if (a==-1) {
+			 b=b+1;
+			System.out.println("购物的总金额为"+b);	 
+			break; 
+			
+			}
+			if(a<=0 && a!=-1) {
+				System.err.println("报错信息，并且本次输入不列入总金额计算");
+				b=b-a;
+				
+			}
+			 continue;
+		 
+		}
+
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Houzichitao.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Houzichitao.java"
new file mode 100644
index 0000000000000000000000000000000000000000..6986b670376e803eb291b19e765c5796f673bfca
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Houzichitao.java"
@@ -0,0 +1,21 @@
+package c;
+
+import java.util.Scanner;
+
+public class Houzichitao {
+
+	public static void main(String[] args) {
+		int a=1; 
+		// TODO Auto-generated method stub
+		for (int i = 1; i < 10; i++) {
+		a=a+1;
+		a=2*a;
+		
+		}
+		System.out.println(a);
+			
+		
+
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Linxing.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Linxing.java"
new file mode 100644
index 0000000000000000000000000000000000000000..e4d0de0c960d21f3277d4be6d3eaf6274ec6b7ab
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Linxing.java"
@@ -0,0 +1,28 @@
+package c;
+
+public class Linxing {
+
+	public static void main(String[] args) {
+		for(int i=1;i<=5;i++) {
+			 
+		for(int a=1;a<=6-i;a++){
+			 
+			System.out.print(" ");			 
+}		 
+		for (int j = 1; j <=2*i-1; j++) {
+			System.out.print("*");
+		}
+	  		System.out.println();
+				}
+				for(int g=1;g<=4;g++) {
+			 		for(int a=1;a<=g+1;a++){
+						System.out.print(" ");
+					}
+			for(int b=1;b<=9-2*g;b++) {
+					System.out.print("*");
+				}
+			  		System.out.println(); 
+	}
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Pingfeng.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Pingfeng.java"
new file mode 100644
index 0000000000000000000000000000000000000000..e16538be68fa85b573efe5f6898b09c2bc4a776c
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Pingfeng.java"
@@ -0,0 +1,39 @@
+package c;
+
+import java.util.Scanner;
+
+public class Pingfeng {
+
+	public static void main(String[] args) {
+		// 选手的最后得分为：去掉一个最高分和一个最低分后 的4个评委平均值 (不考虑小数部分)。
+//		补充说明：在控制台输入评委的评分后，输出选手的最终得分。
+		int max=0;
+		int min=0;
+		int sum=0;
+		int []a=new int [6];
+		Scanner scanner=new Scanner(System.in);
+
+		for (int i = 0; i <=5 ; i++) {
+			System.out.println("请输入第"+(i+1)+"位评委的评分");
+			a[i]=scanner.nextInt();
+			sum=sum+a[i];
+			if (a[i]<0 || a[i]>100) {
+				System.out.println("输入错误");
+				
+			
+			}
+			if (a[i]>max) {
+				max=a[i];
+			}else {
+				min=a[i];
+				
+			}
+		
+			
+			
+		}
+		int d=sum-max-min;
+	System.out.println("最终分数为"+d/4);
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Shuixianhua.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Shuixianhua.java"
new file mode 100644
index 0000000000000000000000000000000000000000..3ea56790889c6e46b1956a56b9295ea459e0407c
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Shuixianhua.java"
@@ -0,0 +1,19 @@
+package c;
+
+public class Shuixianhua {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		for (int i = 100; i < 1000; i++) {
+			int a=i/100;
+			int b=(i/10)%10;
+			int c=i%10;
+			if ((a*a*a)+(b*b*b)+(c*c*c)==i) {
+				System.out.println(i);
+				
+			}
+		}
+
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Shuzu.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Shuzu.java"
new file mode 100644
index 0000000000000000000000000000000000000000..58d40ca766d0860395efcea6b088f26cb3cd935b
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Shuzu.java"
@@ -0,0 +1,32 @@
+package c;
+
+import java.util.Scanner;
+
+public class Shuzu {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		Scanner scanner=new Scanner(System.in);
+		int[ ] a = new int [5];
+		int sum=0;
+		int b=0;
+		int c=0;
+		int d=0;
+		
+		for (int i = 0; i <= 4; i++) {
+			System.out.println("请输入员工的年龄");
+			a[i]=scanner.nextInt();
+			  sum=sum+a[i];
+			  if (a[i]>c) {
+				   c=a[i];}
+			  else {
+				   d=a[i];
+			  }
+		}
+		System.out.println("年龄最大的是"+ c +"岁");
+		System.out.println("年龄最小的是"+ d +"岁");
+			 b=sum/5;
+			 System.out.println("平均年龄是"+b);
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Suoyin.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Suoyin.java"
new file mode 100644
index 0000000000000000000000000000000000000000..8a50b817f636e11e2902cf5d546f9eff95674f2d
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Suoyin.java"
@@ -0,0 +1,25 @@
+package c;
+
+import java.util.Scanner;
+
+public class Suoyin {
+
+	public static void main(String[] args) {
+		//     已知一个数组 arr = {19, 28, 37, 46, 50}; 键盘录入一个数据，
+//				查找该数据在数组中的索引，并在控
+//				制台输出找到的索引值。
+		Scanner scanner=new Scanner(System.in);
+		int[]arr= {19,28,37,46,50};
+
+		System.out.println("请输入你要找的数据：");
+		int number=scanner.nextInt();
+		for (int i = 0; i < 4; i++) {
+			if(number==arr[i]) {
+				System.out.println("索引值为"+i);
+				return;
+				
+			}		
+		}
+}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Zhengfanxing.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Zhengfanxing.java"
new file mode 100644
index 0000000000000000000000000000000000000000..ea98860d6b8ec49bda2256db90ee2992d8d8fcdd
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/Zhengfanxing.java"
@@ -0,0 +1,24 @@
+package c;
+
+import java.util.Scanner;
+
+public class Zhengfanxing {
+
+	public static void main(String[] args) {
+		Scanner scanner=new Scanner(System.in);
+		System.out.println("请输入正方形边长");
+		int a=scanner.nextInt();
+		for (int i = 0; i < a; i++) {
+			for (int j = 0; j < a; j++) {
+				System.out.print("  "
+						+ "*");
+			}
+			System.out.println("");
+			
+			
+		}
+		
+
+	}
+
+}
diff --git "a/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/konzhengfangxing.java" "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/konzhengfangxing.java"
new file mode 100644
index 0000000000000000000000000000000000000000..9b64d6d1b5b411b48a4fb6aa3f76483d96eff5e2
--- /dev/null
+++ "b/Java\347\254\254\345\205\253\346\254\241\344\275\234\344\270\232/\347\275\227\346\265\252\345\255\220/konzhengfangxing.java"
@@ -0,0 +1,28 @@
+package c;
+
+import java.util.Scanner;
+
+public class konzhengfangxing {
+	public static void main(String[] args) {
+		Scanner scanner=new Scanner(System.in);
+		System.out.println("请输入正方形边长");
+		int a=scanner.nextInt();
+		
+		for (int i = 0; i < a; i++) {
+			for (int j = 0; j < a; j++) {
+				if(i==0||i==a-1||j==0||j==a-1) {
+					System.out.print(" *");
+				}
+				else {
+					System.out.print("  ");
+				}
+				
+			}
+			System.out.println();
+			
+			
+		}
+		
+	}
+
+}