From cbc3a2daa59afd41871c4bacdf6103f85f54d145 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=9B=BC=E5=B0=8F=E8=BE=89=E4=B8=B6?= <760198141@qq.com>
Date: Wed, 13 Oct 2021 13:59:57 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=B0=E6=96=87=E4=BB=B6?=
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---
 Matplotlib Drawing/Problem 3/A.py | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 Matplotlib Drawing/Problem 3/A.py

diff --git a/Matplotlib Drawing/Problem 3/A.py b/Matplotlib Drawing/Problem 3/A.py
new file mode 100644
index 0000000..e84547d
--- /dev/null
+++ b/Matplotlib Drawing/Problem 3/A.py	
@@ -0,0 +1,8 @@
+import numpy as np
+import matplotlib.pyplot as plt
+data = [[10., 20., 30., 20.],[40., 25., 53., 18.],[6., 22., 52., 19.]]
+x = np.arange(4)
+colors = ['r', 'g', 'b']
+for i in range(len(data)):
+    plt.bar(x + i * 0.25, data[:i], color = colors[i], width = 0.25)
+plt.show()
\ No newline at end of file
-- 
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