diff --git a/filter.py b/filter.py
index 4150df2..080ebee 100644
--- a/filter.py
+++ b/filter.py
@@ -1,28 +1,28 @@
 from PIL import Image
 import numpy as np
+
+
+def replace_with_gray(width, height, arr, gradation):
+    for x in range(0, len(arr), height):
+        for y in range(0, len(arr[1]), width):
+
+            grad = np.sum(arr[x: x + height, y: y + width]) // (height * width * 3)
+
+            color = int(grad // gradation) * gradation
+            arr[x: x + height, y: y + width] = np.full(3, color) #
+
+
 img = Image.open("img2.jpg")
+#img = Image.open(input("введите название файла "))
+
 arr = np.array(img)
-a = len(arr)
-a1 = len(arr[1])
-i = 0
-while i < a - 11:
-    j = 0
-    while j < a1 - 11:
-        s = 0
-        for n in range(i, i + 10):
-            for n1 in range(j, j + 10):
-                n1 = arr[n][n1][0]
-                n2 = arr[n][n1][1]
-                n3 = arr[n][n1][2]
-                M = n1 + n2 + n3
-                s += M
-        s = int(s // 100)
-        for n in range(i, i + 10):
-            for n1 in range(j, j + 10):
-                arr[n][n1][0] = int(s // 50) * 50
-                arr[n][n1][1] = int(s // 50) * 50
-                arr[n][n1][2] = int(s // 50) * 50
-        j = j + 10
-    i = i + 10
+
+width = int(input('Введите ширину мозайки  '))
+height = int(input('Введите высоту мозайки  '))
+gradation = int(input('Введите градацию серого  '))
+
+replace_with_gray(width, height, arr, gradation)
+
 res = Image.fromarray(arr)
 res.save('res.jpg')
+
diff --git a/res.jpg b/res.jpg
index d8d97ff..f80ca2f 100644
Binary files a/res.jpg and b/res.jpg differ