From 714f574a0029af1fd7de0989eda28df46f5bec4f Mon Sep 17 00:00:00 2001
From: Zhongheng Liu <z.liu@outlook.com.gr>
Date: Tue, 15 Oct 2024 15:02:59 +0300
Subject: feat: cs lesson 4 material

---
 queue.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 queue.py

(limited to 'queue.py')

diff --git a/queue.py b/queue.py
new file mode 100644
index 0000000..4235a7f
--- /dev/null
+++ b/queue.py
@@ -0,0 +1,23 @@
+queue = [None for index in range(0, 10)]
+frontPointer = 0
+rearPointer = -1
+queueLength = 0
+queueFull = 10
+def dequeue():
+    global queue, queueLength, queueFull, rearPointer
+    
+def enqueue(item):
+    global queue, queueLength, queueFull, rearPointer
+    if queueLength < queueFull:
+        if rearPointer < len(queue) - 1:
+            rearPointer += 1
+        else:
+            rearPointer = 0
+        queueLength += 1
+        queue[rearPointer] = item
+        print(queue)
+        return
+    print("ERROR queue length exceeded!")
+    return
+for i in range(13):
+    enqueue(10 * i)
-- 
cgit