diff --git "a/30 \346\234\261\344\271\276\347\216\256/20230512 java.md" "b/30 \346\234\261\344\271\276\347\216\256/20230512 java.md"
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index 0000000000000000000000000000000000000000..402433c12dd746525941469425d24f5b257edf78
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+++ "b/30 \346\234\261\344\271\276\347\216\256/20230512 java.md"	
@@ -0,0 +1,28 @@
+```java
+import java.util.Scanner;
+
+public class Abnormal {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        System.out.println("请输入一个整数");
+        int a = sc.nextInt();
+        System.out.println("请输入另外一个整数");
+        int b = sc.nextInt();
+        int c = a+b;
+        System.out.println("请输入最小范围");
+        int min = sc.nextInt();
+        System.out.println("请输入最大范围");
+        int max = sc.nextInt();
+        if(c>=max||c<=min){
+            try {
+                throw new Exception("超出范围");
+            } catch (Exception e) {
+                System.out.println(e);;
+            }
+        }else{
+            System.out.println("他们的和是"+c);
+        }
+
+    }
+}
+```
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