From 6ab406ed101d0174293a9d5941761b547433ba56 Mon Sep 17 00:00:00 2001
From: Unisko PENG <unisko@gmail.com>
Date: Thu, 30 Mar 2023 15:32:48 +0800
Subject: [PATCH] Update Ch20

---
 .gitignore       | 1 +
 hello/Cargo.lock | 7 -------
 2 files changed, 1 insertion(+), 7 deletions(-)
 delete mode 100644 hello/Cargo.lock

diff --git a/.gitignore b/.gitignore
index 05ff2e4..fcffd36 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 book
 target
+Cargo.lock
diff --git a/hello/Cargo.lock b/hello/Cargo.lock
deleted file mode 100644
index c3aedd7..0000000
--- a/hello/Cargo.lock
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 3
-
-[[package]]
-name = "hello"
-version = "0.1.0"