diff --git a/.idea/misc.xml b/.idea/misc.xml
index cf9abe6..cbbff6a 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" version="2" languageLevel="JDK_20" default="true" project-jdk-name="openjdk-20" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="openjdk-20" 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/README.md b/README.md
index 40c2bd8..4000c3e 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Java Lab 004
+[# Java Lab 004
 
 **Instructions:**
 1. Fork this repository to your GitHub account.
@@ -27,7 +27,12 @@ Review the flow of execution through the program [Zippo.java](src/Zippo.java), a
 1. Write the number 1 next to the first line of code in this program that will execute.
 2. Write the number 2 next to the second line of code, and so on until the end of the program.
 3. What is the value of the parameter `blimp` when `baffle` gets invoked?
+* ping.
 4. What is the output of this program?
+* ik
+* rattle
+* ping zoop
+* boo-wa-ha-ha
 
 ---
 
@@ -43,9 +48,10 @@ Answer questions about stack diagrams and program output without running the pro
 2. What is the output by the following program?
     * Paste your output in the bash code-block below.
 ```bash
-
+No, I wug.
+You wugga wug.
+I wug.
 ```
-
 ---
 
 ## Part 4: Exploring Method Invocations
@@ -55,7 +61,9 @@ Explore method invocations and their consequences.
 
 **Questions to answer in the README.md via Markdown:**
 1. What happens if you invoke a value method and don’t do anything with the result; that is, if you don’t assign it to a variable or use it as part of a larger expression?
+* Nothing will happen, the system will still process the rest of the code and just ignore the unused result.
 2. What happens if you use a void method as part of an expression? For example, try `System.out.println("boo!") + 7;`.
+* It will result in an error. 
 
 ---
 
@@ -71,7 +79,10 @@ Draw a stack diagram that shows the state of the program the second time `zoop`
 2. What is the complete output?
     * Paste your output in the bash code-block below.
 ```bash
-
+just for
+any not more 
+It's breakfast 
+!
 ```
 
 ## Submission
diff --git a/src/RedesignDate.java b/src/RedesignDate.java
new file mode 100644
index 0000000..88dc4cf
--- /dev/null
+++ b/src/RedesignDate.java
@@ -0,0 +1,21 @@
+public class RedesignDate {
+
+    public static void printAmerican(String day, String month, int date, int year) {
+        System.out.println(day + "," + month + " " + date + ", " + year);
+
+    }
+
+    public static void printEuropean(String day, String month, int date, int year) {
+        System.out.println(day + " " + date + " " + month + ", " + year);
+
+    }
+    public static void main(String[] args) {
+        String day = "Saturday";
+        String month = "February";
+        int year = 2024;
+        int date = 10;
+
+        printAmerican(day, month, date, year);
+        printEuropean(day, month, date, year);
+    }
+}
\ No newline at end of file
diff --git a/src/Zippo.java b/src/Zippo.java
index 04581a4..504c101 100644
--- a/src/Zippo.java
+++ b/src/Zippo.java
@@ -16,4 +16,6 @@ public static void zippo(String quince, int flag) {
     public static void main(String[] args) {
         zippo("rattle", 13);
     }
+
 }
+
diff --git a/src/javalab004.png b/src/javalab004.png
new file mode 100644
index 0000000..60686b8
Binary files /dev/null and b/src/javalab004.png differ
diff --git a/src/javalab004b.png b/src/javalab004b.png
new file mode 100644
index 0000000..5a7c991
Binary files /dev/null and b/src/javalab004b.png differ