diff --git a/text.py b/text.py
new file mode 100644
index 0000000..6a84256
--- /dev/null
+++ b/text.py
@@ -0,0 +1,25 @@
+import numpy as np
+
+image = np.array([
+    [100, 150, 200],
+    [80,  120, 180],
+    [60,  90,  140]
+], dtype=np.uint8)
+
+print("原图：")
+print(image)
+print("-" * 20)
+#1
+dark_imafe = np.clip(image  20, 0, 255).astype(np.uint8)
+print("变暗20后:")
+print(dark_imafe)
+print("-" * 20)
+#2
+crop_image = dark_imafe[0:2, 0:2]
+print("裁剪左上角2*2后:")
+print(crop_image)
+print("-" * 20)
+#3
+flip_image = np.fliolr(crop_image)
+print("水平翻转后：")
+print(flip_image)
\ No newline at end of file
diff --git a/text2.py b/text2.py
new file mode 100644
index 0000000..e69de29
diff --git a/text3.py b/text3.py
new file mode 100644
index 0000000..e69de29