diff --git "a/18 \345\276\220\346\260\270\346\267\263/202212011 java\347\254\254\344\272\214\346\254\241\346\225\260\347\273\204.md" "b/18 \345\276\220\346\260\270\346\267\263/202212011 java\347\254\254\344\272\214\346\254\241\346\225\260\347\273\204.md"
new file mode 100644
index 0000000000000000000000000000000000000000..7fcb22c23b1846302269b084cd73a9ea9df44a90
--- /dev/null
+++ "b/18 \345\276\220\346\260\270\346\267\263/202212011 java\347\254\254\344\272\214\346\254\241\346\225\260\347\273\204.md"	
@@ -0,0 +1,39 @@
+(变量名)[数组中的第几位]
+
+ps:0为第一位
+
+作业
+
+用Java写出评委打分，评委有六位，分别算出评分中的最高风最低风和平均分
+
+```java
+import java.util.Scanner;
+public class qwe {
+    public static void main(String[] args) {
+        int[] ae = new int[6];
+        Scanner ar = new Scanner(System.in);
+        for (int i = 0; i < ae.length; i++) {
+            System.out.println("请输入" + (i + 1) + "个评委打分");
+            int as = ar.nextInt();
+            ae[i] = as;
+        }
+        int max = ae[0];
+        int min = ae[0];
+        int sum = 0;
+        for (int i = 0; i < ae.length;i++ ) {
+            if (ae[i] > max) {
+                max = ae[i];
+            }
+            if (ae[i] < min) {
+                min = ae[i];
+            }
+            sum += ae[i];
+
+        }
+        double result = (sum - max - min) * 1.0 / (ae.length - 2);
+        System.out.println("选手最终得分是:" + result);
+        System.out.println("最高分是:" + max);
+        System.out.println("最低分是:" + min);
+    }
+}
+```
\ No newline at end of file
diff --git "a/18 \345\276\220\346\260\270\346\267\263/20221207 java\346\225\260\347\273\204.md" "b/18 \345\276\220\346\260\270\346\267\263/20221207 java\346\225\260\347\273\204.md"
new file mode 100644
index 0000000000000000000000000000000000000000..8ae18ca733bdd51b31ff07d1447e83b36fab9723
--- /dev/null
+++ "b/18 \345\276\220\346\260\270\346\267\263/20221207 java\346\225\260\347\273\204.md"	
@@ -0,0 +1,40 @@
+数组
+
+简写是int (变量名)={元素};
+
+作业
+
+定义一个可以存储5个元素的int数组，数据来自于键盘录入，最后遍历数组，把元素输出在控制台
+
+```java
+import java.util.Scanner;
+
+public class aer {
+    public static void main(String[] args) {
+
+        int[] arr = new int[5];
+
+        Scanner sc = new Scanner(System.in);
+        for (int i = 0; i < arr.length ; i++) {
+            System.out.println("请输入第"+(i+1)+"个元素");
+            arr[i]= sc.nextInt();
+
+        }
+        printArray(arr);
+
+
+    }
+    public static void printArray(int[] arr){
+        System.out.print("[");
+        for (int i = 0; i < arr.length; i++) {
+            if (i== arr.length-1){
+                System.out.print(arr[i]);
+
+            }else {
+                System.out.print(arr[i]+",");
+            }
+        }
+        System.out.print("]");
+    }
+}
+```
\ No newline at end of file