From 20f88cb34228d81b591b7ee3293d41384d5fe923 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=9B=84=E5=A2=9E?=
 <2509165048@student.example.com>
Date: Sun, 5 Jul 2026 23:30:46 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=20q4/q4=5F1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 q4/q4_1/q4_1.py | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 q4/q4_1/q4_1.py

diff --git a/q4/q4_1/q4_1.py b/q4/q4_1/q4_1.py
new file mode 100644
index 0000000..20e1b1f
--- /dev/null
+++ b/q4/q4_1/q4_1.py
@@ -0,0 +1,21 @@
+import json
+import matplotlib.pyplot as plt
+
+movies = json.load(open('../movies.json', encoding='utf-8'))['movies']
+# print(movies)
+
+genres = {}
+for m in movies:
+    g = m['genre']
+    if g in genres:
+        genres[g] = genres[g] + 1
+    else:
+        genres[g] = 1
+
+print(genres)
+plt.figure(figsize=(8,5))
+plt.bar(genres.keys(), genres.values())
+plt.title('类型电影数量分布')
+plt.xlabel('类型')
+plt.ylabel('数量')
+plt.savefig('q4_1_bar.png', dpi=150)
\ No newline at end of file