diff --git a/.idea/misc.xml b/.idea/misc.xml
index 639900d..172df7b 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +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/Java-Lab-003.iml b/Java-Lab-003.iml
index b46c0dd..e1006ff 100644
--- a/Java-Lab-003.iml
+++ b/Java-Lab-003.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/README.md b/README.md
index cdcf86f..31778e9 100644
--- a/README.md
+++ b/README.md
@@ -72,3 +72,37 @@ Follow these steps for submission:
 3. Push it to your Remote/origin branch (i.e., GitHub: Feature01 -> origin/Feature01).
 4. Issue a Pull request to my instructor repo.
 5. **Make sure to COPY the Pull request URL and submit it for the lab/assignment in Canvas.**
+
+### ERROR 01
+Exception in thread "main" java.util.IllegalFormatConversionException: f != java.lang.Integer
+at java.base/java.util.Formatter$FormatSpecifier.failConversion(Formatter.java:4515)
+at java.base/java.util.Formatter$FormatSpecifier.printFloat(Formatter.java:3079)
+at java.base/java.util.Formatter$FormatSpecifier.print(Formatter.java:3027)
+at java.base/java.util.Formatter.format(Formatter.java:2791)
+at java.base/java.io.PrintStream.implFormat(PrintStream.java:1367)
+at java.base/java.io.PrintStream.format(PrintStream.java:1346)
+at java.base/java.io.PrintStream.printf(PrintStream.java:1245)
+at Test.main(Test.java:4)
+
+Process finished with exit code 1
+### ERR0R O2
+Exception in thread "main" java.util.IllegalFormatConversionException: d != java.lang.Double
+at java.base/java.util.Formatter$FormatSpecifier.failConversion(Formatter.java:4515)
+at java.base/java.util.Formatter$FormatSpecifier.printInteger(Formatter.java:3066)
+at java.base/java.util.Formatter$FormatSpecifier.print(Formatter.java:3021)
+at java.base/java.util.Formatter.format(Formatter.java:2791)
+at java.base/java.io.PrintStream.implFormat(PrintStream.java:1367)
+at java.base/java.io.PrintStream.format(PrintStream.java:1346)
+at java.base/java.io.PrintStream.printf(PrintStream.java:1245)
+at Test.main(Test.java:4)
+
+Process finished with exit code 1
+### ERR0R O3
+Exception in thread "main" java.util.MissingFormatArgumentException: Format specifier '%f'
+at java.base/java.util.Formatter.format(Formatter.java:2790)
+at java.base/java.io.PrintStream.implFormat(PrintStream.java:1367)
+at java.base/java.io.PrintStream.format(PrintStream.java:1346)
+at java.base/java.io.PrintStream.printf(PrintStream.java:1245)
+at Test.main(Test.java:4)
+
+Process finished with exit code 1
diff --git a/src/TempConvert.java b/src/TempConvert.java
new file mode 100644
index 0000000..7af302f
--- /dev/null
+++ b/src/TempConvert.java
@@ -0,0 +1,10 @@
+import java.util.Scanner;
+public class TempConvert {
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+System.out.print("Enter a temperature in Celsius:");
+double c = scanner.nextDouble();
+double f = c * 9/5 + 32;
+System.out.printf("%.1f C = %.1f F%n", c, f);
+    }
+}
diff --git a/src/TimeConvert.java b/src/TimeConvert.java
new file mode 100644
index 0000000..90acb3f
--- /dev/null
+++ b/src/TimeConvert.java
@@ -0,0 +1,14 @@
+import java.util.Scanner;
+public class TimeConvert {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        System.out.print("Enter a total number of seconds:");
+        int totSecs = in.nextInt();
+int hours = totSecs / 3600;
+int secsRemain = totSecs % 3600;
+        int minutes = secsRemain / 60;
+        int seconds = secsRemain % 60;
+        System.out.printf("%d seconds = %d hours, %d minutes, and %d seconds%n", totSecs, hours, minutes, seconds);
+
+    }
+}