diff --git a/day07/src/com/inmind/scanner01/Test03.java b/day07/src/com/inmind/scanner01/Test03.java
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+++ b/day07/src/com/inmind/scanner01/Test03.java
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+package com.inmind.scanner01;
+
+import java.util.Scanner;
+
+//常用类-Scanner-练习2_录入n个整数求最大值(for循环和数组来实现！！比较动态)
+public class Test03 {
+    public static void main(String[] args) {
+        //1.创建Scanner对象
+        Scanner sc = new Scanner(System.in);
+        //2.获取动态的n次
+        System.out.println("请输入n的值：");
+        int n = sc.nextInt();
+        //3.n次的循环，获取用户输入的值，放入数组
+        //创建数组（动态初始化）
+        int[] arr = new int[n];
+        for (int i = 0; i < n; i++) {
+            System.out.println("请输入第" + (i+1) + "个整数：");
+            //赋值给数组
+            arr[i] = sc.nextInt();
+        }
+        //4.循环遍历数组求最大值
+        int max = arr[0];
+        for (int i = 0; i < arr.length; i++) {
+            int temp = arr[i];
+            if (temp > max) {
+                max = temp;
+            }
+        }
+
+        System.out.println("最大值是：" + max);
+    }
+}