diff --git a/.idea/misc.xml b/.idea/misc.xml
index 6e86672..172df7b 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="openjdk-19" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/Java-Assignment-002.iml b/Java-Assignment-002.iml
index b46c0dd..e1006ff 100644
--- a/Java-Assignment-002.iml
+++ b/Java-Assignment-002.iml
@@ -5,6 +5,7 @@
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
     </content>
+    <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
 </module>
\ No newline at end of file
diff --git a/src/Time.java b/src/Time.java
new file mode 100644
index 0000000..7763f66
--- /dev/null
+++ b/src/Time.java
@@ -0,0 +1,16 @@
+public class Time {
+    public static void main(String[] args) {
+        int hour = 9;
+                int minute = 10;
+        int second = 45;
+        int nSecSMid = hour*3600 + minute * 60 + second;
+        System.out.println("The number of seconds since midnight:" + nSecSMid);
+        int secDay = 24 * 3600;
+        int secondsRemain = secDay - nSecSMid;
+        System.out.println("The number of seconds that remain in the day:" + secondsRemain);
+double percentage = (1.0 * nSecSMid / secDay) * 100;
+String template = "%.2f%%%n";
+String formatedPercent = String.format(template, percentage);
+System.out.print(formatedPercent);
+    }
+}