From 7921d76e547d835e85aa6c3b1ae1461e711a4922 Mon Sep 17 00:00:00 2001
From: shi-jiangfeng <1607039971@qq.com>
Date: Wed, 6 Jan 2021 08:01:16 +0800
Subject: [PATCH] first commit

---
 .../Demo022.java"                             | 20 +++++
 .../Demojisuanji.java"                        | 73 +++++++++++++++++++
 .../Demosuzhu.java"                           | 21 ++++++
 3 files changed, 114 insertions(+)
 create mode 100644 "java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demo022.java"
 create mode 100644 "java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demojisuanji.java"
 create mode 100644 "java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demosuzhu.java"

diff --git "a/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demo022.java" "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demo022.java"
new file mode 100644
index 0000000..166565c
--- /dev/null
+++ "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demo022.java"
@@ -0,0 +1,20 @@
+import java.util.Scanner;
+
+public class Demo022 {
+	Scanner abc = new Scanner(System.in);
+	
+	System.out.println("请输入m");
+	int a = abc.nextInt();
+	System.out.println("请输入n");
+	int b = abc.nextInt();
+	
+	System.out.println("m的n次幂是："+ciMi(a,b));
+}
+public static int ciMi(int a,int b) {
+	int c = 1;
+	for (int i = 0; i < b; i++) {
+		c = c * a;
+	}
+	return c;
+}
+}
diff --git "a/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demojisuanji.java" "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demojisuanji.java"
new file mode 100644
index 0000000..cc06d92
--- /dev/null
+++ "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demojisuanji.java"
@@ -0,0 +1,73 @@
+package com.md.lession09;
+
+import java.util.Scanner;
+
+public class Demojisuanji {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		Scanner scanner= new Scanner(System.in);
+		
+		while (true) {
+			System.out.println("请输入计算类型");
+			System.out.println("1、加法+");
+			System.out.println("2、减法-");
+			System.out.println("3、乘法*");
+			System.out.println("4、除法/");
+			
+			int a=scanner.nextInt();
+			
+			switch (a) {
+			case 1:
+				System.out.println("请输入sum1的值");
+				double sum1=scanner.nextDouble();
+				System.out.println("请输入sum2的值");
+				double sum2=scanner.nextDouble();
+				
+				System.out.println("返回的计算结果为"+getAddition(sum1,sum2));
+				break;
+			case 2:
+				System.out.println("请输入sum3的值");
+				double sum3=scanner.nextDouble();
+				System.out.println("请输入sum4的值");
+				double sum4=scanner.nextDouble();
+				
+				System.out.println("返回的计算结果为"+getSubtraction(sum3,sum4));
+				break;
+			case 3:
+				System.out.println("请输入sum5的值");
+				double sum5=scanner.nextDouble();
+				System.out.println("请输入sum6的值");
+				double sum6=scanner.nextDouble();
+				
+				System.out.println("返回的计算结果为"+getMultiplication(sum5,sum6));
+				break;
+			case 4:
+				System.out.println("请输入sum7的值");
+				double sum7=scanner.nextDouble();
+				System.out.println("请输入sum8的值");
+				double sum8=scanner.nextDouble();
+				
+				System.out.println("返回的计算结果为"+getDivision(sum7,sum8));
+				break;
+
+			default:
+				System.out.println("没有这个功能！！");
+				break;
+			}
+		}
+		
+	}
+public static double getAddition(double sum1, double sum2) {
+	return sum1+sum2;
+}
+public static double getSubtraction(double sum3, double sum4) {
+	return sum3-sum4;
+}
+public static double getMultiplication(double sum5, double sum6) {
+	return sum5*sum6;
+}
+public static double getDivision(double sum7, double sum8) {
+	return sum7/sum8;
+}
+}
diff --git "a/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demosuzhu.java" "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demosuzhu.java"
new file mode 100644
index 0000000..bc5e21e
--- /dev/null
+++ "b/java\347\254\254\345\215\201\346\254\241\344\275\234\344\270\232/\346\226\275\346\261\237\345\263\260/Demosuzhu.java"
@@ -0,0 +1,21 @@
+package com.md.lession09;
+
+public class Demosuzhu {
+	public static int max(int [] array){
+		int max=0;
+		int i=0;
+		for(i=0;i<array.length;i++){
+			if(array[i]>max){
+				max=array[i];
+			}
+		}
+		return max;	
+	}
+ 
+        public static void main(String[] args){
+		int [] array={25,455,456,848,478,744};
+		System.out.println("最大值为:"+max(array));
+ 
+}
+
+}
-- 
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