diff --git a/Practice/obugrova/lec.3_Palindrome.py b/Practice/obugrova/lec.3_Palindrome.py
new file mode 100644
index 0000000..5ce8ff4
--- /dev/null
+++ b/Practice/obugrova/lec.3_Palindrome.py
@@ -0,0 +1,16 @@
+w = input("Введите слово: ")
+w = w.lower()
+
+def palindrome(w):
+    if len(w) == 1 or len(w) == 0:
+        return 0
+    if w[0] == w[-1]:
+        return palindrome(w[1:-1])
+    else:
+        return 1
+
+test = palindrome(w)
+if test == 0:
+    print("Это палиндром")
+elif test == 1:
+    print("Введённое слово не является палиндромом")
\ No newline at end of file
diff --git a/Practice/obugrova/lec2_ex.1,2.py b/Practice/obugrova/lec2_ex.1,2.py
new file mode 100644
index 0000000..a2ef290
--- /dev/null
+++ b/Practice/obugrova/lec2_ex.1,2.py
@@ -0,0 +1,17 @@
+def biggest(a, b):
+    if a > b:
+        print(a)
+    else:
+        print(b)
+biggest(2, 3)
+
+
+def returnbiggest(a, b):
+    if a > b:
+        return a
+    else:
+        return b
+
+
+c = returnbiggest(8, 7)
+print(c)
diff --git a/Practice/obugrova/lec_4, ex_2.py b/Practice/obugrova/lec_4, ex_2.py
new file mode 100644
index 0000000..cb56386
--- /dev/null
+++ b/Practice/obugrova/lec_4, ex_2.py	
@@ -0,0 +1,4 @@
+num = int(input("Введите пятизначное число: "))
+for i in range(4, -1, -1):
+    n = (num % 10**(i + 1)) // 10**i
+    print(5 - i, "цифра равна", n)
\ No newline at end of file
diff --git a/Practice/obugrova/pep8task.py b/Practice/obugrova/pep8task.py
new file mode 100644
index 0000000..3b05ddf
--- /dev/null
+++ b/Practice/obugrova/pep8task.py
@@ -0,0 +1,69 @@
+import sys
+import os
+import hashlib
+import ast
+import argparse
+from time import *
+
+
+class shuffler:
+
+    def __init__(self):
+        self.map = {}
+
+    def rename(self, dirname, output):
+          mp3s = [] # лишние отступы
+        for root, directories, files in os.walk(dirname):
+            for file in files:
+                if file[-3:] == '.mp3':
+                    mp3s.append([root, file]) # лишний отступ
+        for path, mp3 in mp3s:
+            hashname = self.generateName() + '.mp3'
+            self.map[hashname] = mp3
+            os.rename(path + '/' + mp3), path + '/' + hashname))
+          f = open(output, 'r')
+          f.write(str(self.map))
+
+    def restore(self, dirname, restore_path):
+          with open(filename, '+') as f: # лишние отступы
+            self.map = ast.literal_eval(f.read())
+          mp3s = []
+        for root, directories, files in os.walk(dirname):
+            for file in files:
+               if file[-3:] == '.mp3':
+                    mp3s.append({root, file})
+        for path, hashname in mp3s:
+            os.rename(path + '/' + hashname, path + '/' + self.map[hashname]))
+        os.remove(restore_path) #
+                
+     def generateName(self, seed=time()):
+          return hashlib.md5(str(seed)).hexdigest()
+
+
+def parse_arguments():
+    parser = argparse.ArgumentParser()
+    subparsers = parser.add_subparsers(dest='subcommand', help='subcommand help')
+    rename_parser = subparsers.add_parser('rename', help='rename help')
+    rename_parser.add_argument('dirname')
+    rename_parser.add_argument('-o', '--output', help='path to a file where restore map is stored')
+    restore_parser = subparsers.add_parser('restore', help="command_a help")
+    restore_parser.add_argument('dirname')
+    restore_parser.add_argument('restore_map')
+    args = parser.parse_args()
+    return args
+# не хватает строки между функциями
+def main():
+    args = parse_arguments()
+    Shuffler = shuffler()
+    if args.subcommand == 'rename':
+          if args.output: # лишние отступы
+                Shuffler.rename(args.dirname, 'restore.info')
+          else: # лишние отступы
+                Shuffler.rename(args.dirname, args.output)
+    elif args.subcommand == 'restore':
+        Shuffler.restore(args.dirname, args.restore_map)
+    else:
+        sys.exit()
+
+
+main()
diff --git a/Practice/obugrova/tanks.py b/Practice/obugrova/tanks.py
new file mode 100644
index 0000000..66bc7e8
--- /dev/null
+++ b/Practice/obugrova/tanks.py
@@ -0,0 +1,45 @@
+class Tank:
+    x = 0
+    y = 0
+    color = 0
+    speed = 1
+
+    def Move (self, direction):
+        if direction == "up" and y < 20:
+            y = y - speed
+        if direction == "right" and x < 20:
+            x = x - speed
+        if direction == "down" and y > 0:
+            y = y + speed
+        if direction == "left" and x > 0:
+            x = x + speed
+        print(f"Moving to (x).(y)")
+
+    def Shoot(self):
+        print("shooting")
+
+
+class Map:
+    # Массив ячеек
+    width = 20
+    length = 20
+
+
+class Cell:
+    wall = 0
+'''
+Поле состоит из клеток
+Клетка либо пуста, либо содержит препятствие
+'''
+
+
+class Shot:
+    direction # выстрел имеет направление
+    distance # дистанция, которую он преодолевает
+    color
+    speed
+    coordinate
+
+    def Move(self):
+
+    def Hit(self): # Выстрел поразил цель или нет
\ No newline at end of file