diff --git a/Main1.java b/Main1.java
deleted file mode 100644
index 97891e4..0000000
--- a/Main1.java
+++ /dev/null
@@ -1,35 +0,0 @@
-package com.company;
-import java.util.*;
-import java.lang.Math;
-public class Main {
-
-    public static void main(String[] args) {
-
-        Scanner function= new Scanner(System.in);
-        String a=function.nextLine();
-        if(a.equals("sin")||a.equals("cos")||a.equals("tan")){
-            Scanner radian= new Scanner(System.in);
-            double b=radian.nextDouble();
-        }
-        else{
-            Double.parseDouble(a);
-            Scanner sc= new Scanner(System.in);
-            String b=sc.nextLine();
-            Scanner sc1= new Scanner(System.in);
-            double c=sc1.nextDouble();
-            if(b.equals("^"))
-                double d=zhishu.zhishu(a,c);
-            if(b.equals("log"))
-                double d=fengsj1.duishu(a,c);
-            if(b.equals("+"))
-                double d=Jiajianchengchu.jia(a,c);
-            if(b.equals("-"))
-                double d=Jiajianchengchu.jian(a,c);
-            if(b.equals("*"))
-                double d=Jiajianchengchu.cheng(a,c);
-            if(b.equals("/"))
-                double d=Jiajianchengchu.chu(a,c);
-            System.out.println(d);
-        }
-    }
-}
\ No newline at end of file
diff --git a/main.java b/main.java
deleted file mode 100644
index 89a33b9..0000000
--- a/main.java
+++ /dev/null
@@ -1,35 +0,0 @@
-package com.company;
-import java.util.*;
-import java.math;
-public class Main {
-
-    public static void main(String[] args) {
-
-        Scanner function= new Scanner(System.in);
-        String a=function.nextLine();
-        if(a.equals("sin")||a.equals("cos")||a.equals("tan")){
-            Scanner radian= new Scanner(System.in);
-            double b=radian.nextDouble();
-        }
-        else{
-            Double.parseDouble(a);
-            Scanner sc= new Scanner(System.in);
-            String b=sc.nextLine();
-            Scanner sc1= new Scanner(System.in);
-            double c=sc1.nextDouble();
-            if(b.equals("^"))
-                double d=zhishu.zhishu(a,c);
-            if(b.equals("log"))
-                double d=fengsj1.duishu(a,c);
-            if(b.equals("+"))
-                double d=Jiajianchengchu.jia(a,c);
-            if(b.equals("-"))
-                double d=Jiajianchengchu.jian(a,c);
-            if(b.equals("*"))
-                double d=Jiajianchengchu.cheng(a,c);
-            if(b.equals("/"))
-                double d=Jiajianchengchu.chu(a,c);
-            System.out.println(d);
-        }
-    }
-}
\ No newline at end of file