diff --git a/springboot/springboot/src/main/java/com/example/springboot/controller/SalaryController.java b/springboot/springboot/src/main/java/com/example/springboot/controller/SalaryController.java
index d661b406..3b8715f7 100644
--- a/springboot/springboot/src/main/java/com/example/springboot/controller/SalaryController.java
+++ b/springboot/springboot/src/main/java/com/example/springboot/controller/SalaryController.java
@@ -52,7 +52,7 @@ public class SalaryController {
             salary.setDeduction(0);
         }
         sumSalary += salary.getBonus();
-        sumSalary -= salary.getDeduction();
+        sumSalary += salary.getDeduction();//修改处 sumSalary -= salary.getDeduction();
 
         salary.setTotalSalary(sumSalary);
 
diff --git a/springboot/springboot/src/main/java/com/example/springboot/controller/test1.java b/springboot/springboot/src/main/java/com/example/springboot/controller/test1.java
new file mode 100644
index 00000000..d989fc80
--- /dev/null
+++ b/springboot/springboot/src/main/java/com/example/springboot/controller/test1.java
@@ -0,0 +1,9 @@
+package com.example.springboot.controller;
+
+public class test1 {
+    public static void main(String args) {
+        System.out.println("123");
+        System.out.println("456");
+//System.out.println("789");
+        }
+}