From dd76477b0c0135bfd6e2cc45aaa3476c5b943fe4 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 20:53:34 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BB=83=E4=B9=A0=E9=A2=98=E7=AC=AC=E5=9B=9B?=
 =?UTF-8?q?=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 test/2024,09,29/test4.py | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 test/2024,09,29/test4.py

diff --git a/test/2024,09,29/test4.py b/test/2024,09,29/test4.py
new file mode 100644
index 0000000..5c279de
--- /dev/null
+++ b/test/2024,09,29/test4.py
@@ -0,0 +1,8 @@
+# 练习题4: 使用布尔索引
+# 题目: 有一个NumPy数组 a = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]]) ，
+# 请使用布尔索引获取所有大于5的元素。
+
+import numpy as np
+
+a = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]])
+print(a[a > 5])