diff --git a/src/main/java/ru/ulstu/is/lab1/Lab1.java b/src/main/java/ru/ulstu/is/lab1/Lab1.java
index fb8823a..d46ba2f 100644
--- a/src/main/java/ru/ulstu/is/lab1/Lab1.java
+++ b/src/main/java/ru/ulstu/is/lab1/Lab1.java
@@ -2,8 +2,6 @@ package ru.ulstu.is.lab1;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 @SpringBootApplication
diff --git a/src/main/java/ru/ulstu/is/lab1/speaker/domain/MethodInt.java b/src/main/java/ru/ulstu/is/lab1/speaker/domain/MethodInt.java
index ebd47bd..ba393b6 100644
--- a/src/main/java/ru/ulstu/is/lab1/speaker/domain/MethodInt.java
+++ b/src/main/java/ru/ulstu/is/lab1/speaker/domain/MethodInt.java
@@ -17,12 +17,10 @@ public class MethodInt implements IMethod<Integer>{
     }
 
     public Integer Comparison(Integer first, Integer second) {
-        int num1 = first;
-        int num2 = second;
-        if (num1 >= num2){
-            return num1;
+        if (first >= second){
+            return first;
         }else{
-            return num2;
+            return second;
         }
     }
 }
diff --git a/src/test/java/ru/ulstu/is/lab1/Lab1ApplicationTests.java b/src/test/java/ru/ulstu/is/lab1/Lab1ApplicationTests.java
index 772942c..12110ed 100644
--- a/src/test/java/ru/ulstu/is/lab1/Lab1ApplicationTests.java
+++ b/src/test/java/ru/ulstu/is/lab1/Lab1ApplicationTests.java
@@ -1,5 +1,6 @@
 package ru.ulstu.is.lab1;
 
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
 import ru.ulstu.is.lab1.speaker.service.MethodService;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
@@ -55,4 +56,9 @@ class Lab1ApplicationTests {
 		final String res = methodService.Com("846734", "312", "string");
 		Assertions.assertEquals("846734", res);
 	}
+	@Test
+	void testNumberFormatException() {
+		final String res = methodService.Sum("п", 3, "int");
+		Assertions.assertThrows(NumberFormatException.class, () -> methodService.Sum(5, 3, "int"));
+	}
 }