From b4f085d0f9d22e1de996e748153ea72c645844f3 Mon Sep 17 00:00:00 2001
From: konnovaea <konnova.eva.06@mail.ru>
Date: Sun, 19 Apr 2026 19:38:18 +0300
Subject: [PATCH] =?UTF-8?q?=D1=80=D0=B5=D0=B0=D0=BB=D0=B8=D0=B7=D0=BE?=
 =?UTF-8?q?=D0=B2=D0=B0=D0=BD=20=D1=81=D0=B2=D1=8F=D0=B7=D0=BD=D1=8B=D0=B9?=
 =?UTF-8?q?=20=D1=81=D0=BF=D0=B8=D1=81=D0=BE=D0=BA?=
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---
 konnovaea/phonebook.py | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 konnovaea/phonebook.py

diff --git a/konnovaea/phonebook.py b/konnovaea/phonebook.py
new file mode 100644
index 0000000..2064305
--- /dev/null
+++ b/konnovaea/phonebook.py
@@ -0,0 +1,40 @@
+def ll_insert(head, name, phone):
+    current = head 
+    while current is not None:
+        if current['name'] == name:
+            current['phone'] = phone
+            return head
+        current = current['next']
+
+    new_node = {'name': name, 'phone': phone, 'next': head}
+    return new_node
+
+def ll_find(head, name):
+    current = head
+    while current is not None:
+        if current['name'] == name:
+            return current['phone']
+        current = current['next']
+    return None
+
+def ll_delete(head, name):
+    if head is None:
+        return None
+    if head['name'] == name:
+        return head['next']
+    current = head
+    while current['next'] is not None:
+        if current['next']['name'] == name:
+            current['next'] = current['naext']['next']
+            return head
+        current = current['next']
+    return head
+def ll_list_all(head):
+    records = []
+    current = head
+
+    while current is  not None:
+        records.append((current['name'], current['phine']))
+        current = current['next']
+    records.sort(key=lambda x: x[0])
+    return records