From d4a68cb2cd254bc6a2c9ef7e392c2c696dfdd7ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BE=A1=E5=9D=82=E6=98=B4?= <gugugulaocuchen@gmail.com>
Date: Mon, 30 Sep 2024 20:50:34 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BB=83=E4=B9=A0=E9=A2=98=E7=AC=AC=E4=B8=89?=
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---
 test/2024,09,29/test3.py | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 test/2024,09,29/test3.py

diff --git a/test/2024,09,29/test3.py b/test/2024,09,29/test3.py
new file mode 100644
index 0000000..12a387a
--- /dev/null
+++ b/test/2024,09,29/test3.py
@@ -0,0 +1,8 @@
+# 练习题3: 切片和索引操作
+# 题目: 有一个NumPy数组 a = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]]) ，
+# 请使用切片和索引操作获取数组的第二行第三列的元素。
+
+import numpy as np
+
+a = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]])
+print(a[1, 2])