diff --git "a/12 \345\217\266\344\277\212\350\275\266/20230510  \345\274\202\345\270\270.md" "b/12 \345\217\266\344\277\212\350\275\266/20230510  \345\274\202\345\270\270.md"
new file mode 100644
index 0000000000000000000000000000000000000000..fb38f9a280590cac8839b40cbc1acdb2d843675a
--- /dev/null
+++ "b/12 \345\217\266\344\277\212\350\275\266/20230510  \345\274\202\345\270\270.md"	
@@ -0,0 +1,21 @@
+```java
+public class test {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        while (true) {
+            try {
+                int a= sc.nextInt();
+                int b= sc.nextInt();
+                sum(a,b);
+                break;
+            } catch (Exception e) {
+                System.out.println("不对");
+                sc.next();
+            }
+        }
+    }
+    public static int sum(int a,int b){
+        return a+b;
+    }
+}
+```