diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 04b27bd..f86e7bb 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,10 +4,7 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="584a2518-0bc5-4360-bc03-3335f62346fb" name="Changes" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/test/java/PositiveCalculatorTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/PositiveCalculatorTest.java" afterDir="false" />
-    </list>
+    <list default="true" id="584a2518-0bc5-4360-bc03-3335f62346fb" name="Changes" comment="commit unit-develop" />
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
@@ -38,7 +35,7 @@
     "kotlin-language-version-configured": "true"
   }
 }]]></component>
-  <component name="RunManager" selected="TestNG.PositiveCalculatorTest.positiveTest">
+  <component name="RunManager" selected="TestNG.NegativeCalculatorTest.negativeTest">
     <configuration name="NegativeCalculatorTest.negativeTest" type="TestNG" temporary="true" nameIsGenerated="true">
       <module name="unit-test" />
       <option name="PACKAGE_NAME" value="" />
@@ -65,8 +62,8 @@
     </configuration>
     <recent_temporary>
       <list>
-        <item itemvalue="TestNG.PositiveCalculatorTest.positiveTest" />
         <item itemvalue="TestNG.NegativeCalculatorTest.negativeTest" />
+        <item itemvalue="TestNG.PositiveCalculatorTest.positiveTest" />
       </list>
     </recent_temporary>
   </component>
@@ -78,6 +75,19 @@
       <option name="presentableId" value="Default" />
       <updated>1785351688906</updated>
     </task>
+    <task id="LOCAL-00001" summary="commit unit-develop">
+      <option name="closed" value="true" />
+      <created>1785410404811</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1785410404811</updated>
+    </task>
+    <option name="localTasksCounter" value="2" />
     <servers />
   </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="commit unit-develop" />
+    <option name="LAST_COMMIT_MESSAGE" value="commit unit-develop" />
+  </component>
 </project>
\ No newline at end of file
diff --git a/src/test/java/NegativeCalculatorTest.java b/src/test/java/NegativeCalculatorTest.java
index db8220a..ea65b6e 100644
--- a/src/test/java/NegativeCalculatorTest.java
+++ b/src/test/java/NegativeCalculatorTest.java
@@ -12,7 +12,8 @@ public class NegativeCalculatorTest {
         return new Object [][]{
                 {"+", String.valueOf(Integer.MAX_VALUE), "1"},
                 {"+", String.valueOf(Integer.MIN_VALUE), "-1"},
-                {"*", String.valueOf(Integer.MAX_VALUE), "2"},
+                {"*", String.valueOf((double)Integer.MAX_VALUE+1), "2"},
+                {"*", String.valueOf((double)Integer.MIN_VALUE-1), "2"},
 
                 {"/", "10", "0"},
 
diff --git a/src/test/java/PositiveCalculatorTest.java b/src/test/java/PositiveCalculatorTest.java
index 5ea3ee1..969b58a 100644
--- a/src/test/java/PositiveCalculatorTest.java
+++ b/src/test/java/PositiveCalculatorTest.java
@@ -28,7 +28,7 @@ public class PositiveCalculatorTest {
 
                 {"+", String.valueOf(Integer.MAX_VALUE - 1), "1", (double)Integer.MAX_VALUE},
                 {"+", String.valueOf(Integer.MIN_VALUE + 1), "-1", (double)Integer.MIN_VALUE},
-                {"*", String.valueOf(Integer.MAX_VALUE), "1", (double)Integer.MAX_VALUE},
+                {"*", String.valueOf(Integer.MIN_VALUE), "1", (double)Integer.MIN_VALUE},
                 {"/", String.valueOf(Integer.MAX_VALUE), "2", (double)Integer.MAX_VALUE/2},
         };
     }
diff --git a/target/test-classes/NegativeCalculatorTest.class b/target/test-classes/NegativeCalculatorTest.class
index 2eadf5d..fe1d92c 100644
Binary files a/target/test-classes/NegativeCalculatorTest.class and b/target/test-classes/NegativeCalculatorTest.class differ
diff --git a/target/test-classes/PositiveCalculatorTest.class b/target/test-classes/PositiveCalculatorTest.class
index 85a0fd3..83e254d 100644
Binary files a/target/test-classes/PositiveCalculatorTest.class and b/target/test-classes/PositiveCalculatorTest.class differ