From 9950360fd23414ea5d928a2e3cfa1da5d4b8508a Mon Sep 17 00:00:00 2001
From: li-changbao <2500822924@qq.com>
Date: Wed, 6 Jan 2021 07:55:58 +0800
Subject: [PATCH] first commit

---
 .../Demo1.java"                               | 35 ++++++++++++
 .../Demo2.java"                               | 56 +++++++++++++++++++
 .../Demo3.java"                               | 10 ++++
 3 files changed, 101 insertions(+)
 create mode 100644 "java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo1.java"
 create mode 100644 "java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo2.java"
 create mode 100644 "java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo3.java"

diff --git "a/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo1.java" "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo1.java"
new file mode 100644
index 0000000..73e512f
--- /dev/null
+++ "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo1.java"
@@ -0,0 +1,35 @@
+package lession3;
+
+import java.util.Random;
+import java.util.Scanner;
+
+public class Demo1 {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		Random liang=new Random();
+		Scanner qi=new Scanner(System.in);
+		
+		
+		int a[]=new int [20];		
+		for (int i = 0; i < 20; i++) {
+			a[i]=liang.nextInt(10)+1;			
+	
+		System.out.println("数组里的数是："+a[i]);}
+		System.out.println("输入数组中的一个数");
+		int b=qi.nextInt();
+		lll(a,b);
+		System.out.println("您所输入的数字在数组中重复次数为"+b);
+	}
+	public static void lll(int a[],int b) {
+		// TODO 自动生成的方法存根
+	int c=0;
+	for (int i = 0; i < 20; i++) {
+		if (a[i]==b) {
+			c++;
+		}
+	}
+
+	}
+
+}
diff --git "a/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo2.java" "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo2.java"
new file mode 100644
index 0000000..575a181
--- /dev/null
+++ "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo2.java"
@@ -0,0 +1,56 @@
+package lession3;
+
+import java.util.Scanner;
+
+public class Demo2 {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+Scanner qi=new Scanner(System.in);
+		
+		
+		int a[]=new int [10];
+		for (int i = 0; i <10; i++) {
+			System.out.println("输入一个数");
+			a[i]=qi.nextInt();
+			
+		}
+		int max=a[0];
+		int min=a[0];
+		lll(max,min, a);
+		for (int i = 0; i < 10; i++) {
+			System.out.println(a[i]);
+			
+		}
+		
+	}
+
+	public static int[] lll(int max, int min, int a[]) {
+		int temp1 = 0;
+		int temp2 = 0;
+		int j = 0;
+		int o = 0;
+		for (int i = 0; i < 10; i++) {
+			if (max < a[i]) {
+				max = a[i];
+				j = i;
+			}
+		}
+		for (int p = 0; p < 10; p++) {
+			if (min > a[p]) {
+				min = a[p];
+				o = p;
+			}
+		}
+		temp1 = a[0];
+		a[0] = a[j];
+		a[j] = temp1;
+		temp2 = a[9];
+		a[9] = a[o];
+		a[o] = temp2;
+
+		return a;
+
+	}
+
+}
diff --git "a/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo3.java" "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo3.java"
new file mode 100644
index 0000000..63cf4fa
--- /dev/null
+++ "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\235\216\346\230\214\345\256\235/Demo3.java"
@@ -0,0 +1,10 @@
+package lession3;
+
+public class Demo3 {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+
+	}
+
+}
-- 
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