From 0462c20ce2ca701184e2c71ccad85c0956d4bc90 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97=E4=BC=9F=E6=B3=B0?=
 <2509165006@student.example.com>
Date: Mon, 6 Jul 2026 14:23:19 +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?=
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---
 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