diff --git a/src/Main.java b/src/Main.java
index 7d8ffc8..5dbd8ac 100644
--- a/src/Main.java
+++ b/src/Main.java
@@ -1,3 +1,4 @@
+import javax.swing.*;
 import java.util.Scanner;
 
 //TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
@@ -6,34 +7,36 @@ public class Main {
 
     public static void main(String[] args) {
 
-        Scanner a = new Scanner(System.in);
-        int number1 = a.nextInt();
-       String sing = a.next();
-        int number2 = a.nextInt();
+        Scanner scanner = new Scanner(System.in);
+        int number1 = scanner.nextInt();
+        String operation = scanner.next();
+        int number2 = scanner.nextInt();
         System.out.print("Ответ:");
 
-        if (":" .equals(sing) && number2 != 0 ) {
-            float sum = (float) number1 / (float) number2;
-            System.out.println(sum);
+        if (":".equals(operation)) {
+            if (number2 != 0) {
+                float division = (float) number1 / (float) number2;
+                System.out.println(division);
+            } else {
+                System.out.println("На 0 делить нельзя");
+            }
         }
+        {
 
-        if (":".equals(sing) && number2 == 0) {
-            System.out.println("на ноль делить нельзя");
-        }
+            if ("+".equals(operation)) {
+                int addition = number1 + number2;
+                System.out.println(addition);
+            }
 
-        if ("+" .equals(sing)) {
-            int sum = number1 + number2;
-            System.out.println(sum);
-        }
+            if ("-".equals(operation)) {
+                int subtraction = number1 - number2;
+                System.out.println(subtraction);
+            }
 
-        if ("-" .equals(sing)) {
-            int sum = number1 - number2;
-            System.out.println(sum);
-        }
-
-        if ("*" .equals(sing))  {
-            int sum = number1 * number2;
-            System.out.println(sum);
+            if ("*".equals(operation)) {
+                int multiplication = number1 * number2;
+                System.out.println(multiplication);
+            }
         }
     }
 }
\ No newline at end of file