diff --git a/education/software development/ECE1400/Flowcharts and Pseudocode.md b/education/software development/ECE1400/Flowcharts and Pseudocode.md
index 09d34a7..459580c 100644
--- a/education/software development/ECE1400/Flowcharts and Pseudocode.md	
+++ b/education/software development/ECE1400/Flowcharts and Pseudocode.md	
@@ -254,6 +254,29 @@ classes: {
 }
 
 beginning: {
-	shape: 
+	shape: oval
+	label: beginning
+}
+beginning -> initialize lights
+initialize lights {
+	1.label: set the north light to red
+	1 -> 2
+	2.label: set the south light to red
+	2 -> 3
+	3.label: set the east light to green
+	3 -> 4
+	4.label: set the west light to green
+}
+initialize lights -> 1
+loop-begin: {
+	shape: step
+	label: loop indefinitely
+}
+1.label: wait 30 seconds
+1 -> loop-begin
+
+end: {
+	shape: oval
+	label: end
 }
 ```
\ No newline at end of file