diff --git "a/04 \346\235\216\346\230\216\345\201\245/20230510 \345\274\202\345\270\270\344\275\234\344\270\232.md" "b/04 \346\235\216\346\230\216\345\201\245/20230510 \345\274\202\345\270\270\344\275\234\344\270\232.md"
new file mode 100644
index 0000000000000000000000000000000000000000..b2b3891359804de878eb88ce7f393f09ed426c7c
--- /dev/null
+++ "b/04 \346\235\216\346\230\216\345\201\245/20230510 \345\274\202\345\270\270\344\275\234\344\270\232.md"	
@@ -0,0 +1,29 @@
+## 作业
+
+~~~ java
+import java.util.InputMismatchException;
+import java.util.Scanner;
+
+public class Demo1 {
+    public static void main(String[] args) throws InputMismatchException {
+        Scanner sc = new Scanner(System.in);
+
+        while (true) {
+            try {
+                System.out.println("请输入第一个整数：");
+                int num1 = sc.nextInt();
+
+                System.out.println("请输入第二个整数：");
+                int num2 = sc.nextInt();
+                System.out.println(num1 + num2);
+                break;
+
+            } catch (InputMismatchException i) {
+                System.out.println("输入的数字有误，请重新输入！");
+                //清空接收的缓存
+                sc.nextLine();
+            }
+        }
+    }
+}
+~~~