diff --git a/lesson2.2_1.py b/lesson2.2_1.py
new file mode 100644
index 0000000..fb2969e
--- /dev/null
+++ b/lesson2.2_1.py
@@ -0,0 +1,10 @@
+'''****** Задание ********
+  *Просто здравствуй, просто как дела.
+'''
+name = input('Как Вас зовут?\n')
+print(f'Здравствуйте, {name}!')
+answer = input('Как дела?\n')
+if answer == 'хорошо':
+    print('Я за Вас рада!')
+if answer == 'плохо':
+    print('Всё наладится!')
\ No newline at end of file
diff --git a/lesson2.2_10.py b/lesson2.2_10.py
new file mode 100644
index 0000000..3d1044c
--- /dev/null
+++ b/lesson2.2_10.py
@@ -0,0 +1,12 @@
+'''****** Задание ********
+  *Лучшая защита — шифрование.
+'''
+num = int(input())
+first = num // 10
+last = num % 100
+sum1 = first // 10 + first % 10
+sum2 = last // 10 + last % 10
+if sum1 < sum2:
+    print(str(sum2) + str(sum1))
+else:
+    print(str(sum1) + str(sum2))
\ No newline at end of file
diff --git a/lesson2.2_11.py b/lesson2.2_11.py
new file mode 100644
index 0000000..35cbd3c
--- /dev/null
+++ b/lesson2.2_11.py
@@ -0,0 +1,17 @@
+'''****** Задание ********
+  *Красота спасёт мир.
+'''
+num = int(input())
+first = num // 100
+second = num // 10 % 10
+third = num % 10
+if max(first, second, third) != first and min(first, second, third) != first:
+    middle = first
+elif max(first, second, third) != second and min(first, second, third) != second:
+    middle = second
+else:
+    middle = third
+if max(first, second, third) + min(first, second, third) == middle * 2:
+    print('YES')
+else:
+    print('NO')
\ No newline at end of file
diff --git a/lesson2.2_12.py b/lesson2.2_12.py
new file mode 100644
index 0000000..4363133
--- /dev/null
+++ b/lesson2.2_12.py
@@ -0,0 +1,11 @@
+'''****** Задание ********
+  *Музыкальный инструмент.
+'''
+first = int(input())
+second = int(input())
+third = int(input())
+summa = first + second + third
+if max(first, second, third) * 2 < summa:
+    print('YES')
+else:
+    print('NO')
\ No newline at end of file
diff --git a/lesson2.2_13.py b/lesson2.2_13.py
new file mode 100644
index 0000000..4ccaaef
--- /dev/null
+++ b/lesson2.2_13.py
@@ -0,0 +1,12 @@
+'''****** Задание ********
+  *Властелин Чисел: Братство общей цифры.
+'''
+elves = int(input())
+dwarfs = int(input())
+humans = int(input())
+if elves // 10 == dwarfs // 10 == humans // 10:
+    print(elves // 10)
+elif elves % 10 == dwarfs % 10 == humans % 10:
+    print(elves % 10)
+else:
+    print('NO')
\ No newline at end of file
diff --git a/lesson2.2_14.py b/lesson2.2_14.py
new file mode 100644
index 0000000..702319c
--- /dev/null
+++ b/lesson2.2_14.py
@@ -0,0 +1,20 @@
+'''****** Задание ********
+  *Властелин Чисел: Две Башни.
+'''
+num = int(input())
+first = num // 100
+second = num // 10 % 10
+third = num % 10
+if first > second:
+    first, second = second, first
+if first > third:
+    first, third = third, first
+if second > third:
+    second, third = third, second
+minimal = first * 10 + second
+if minimal < 10:
+    minimal = second * 10 + 0
+if minimal < 10:
+    minimal = third * 10 + 0
+maximal = third * 10 + second
+print(minimal, maximal)
\ No newline at end of file
diff --git a/lesson2.2_15.py b/lesson2.2_15.py
new file mode 100644
index 0000000..a341ab6
--- /dev/null
+++ b/lesson2.2_15.py
@@ -0,0 +1,14 @@
+'''****** Задание ********
+  *Властелин Чисел: Возвращение Цезаря.
+'''
+num1 = int(input())
+num2 = int(input())
+a = num1 // 10
+b = num1 % 10
+c = num2 // 10
+d = num2 % 10
+summa = a + b + c + d
+minimum = min(a, b, c, d)
+maximum = max(a, b, c, d)
+middle = (summa - minimum - maximum) % 10
+print(maximum * 100 + middle * 10 + minimum)
\ No newline at end of file
diff --git a/lesson2.2_16.py b/lesson2.2_16.py
new file mode 100644
index 0000000..36c7da8
--- /dev/null
+++ b/lesson2.2_16.py
@@ -0,0 +1,31 @@
+'''****** Задание ********
+  *Легенды велогонок возвращаются: кто быстрее?
+'''
+petya = int(input())
+vasya = int(input())
+tolya = int(input())
+first = max(petya, vasya, tolya)
+third = min(petya, vasya, tolya)
+second = petya + vasya + tolya - first - third
+if first == petya:
+    first_name = 'Петя'
+elif first == vasya:
+    first_name = 'Вася'
+else:
+    first_name = 'Толя'
+if second == petya:
+    second_name = 'Петя'
+elif second == vasya:
+    second_name = 'Вася'
+else:
+    second_name = 'Толя'
+if third == petya:
+    third_name = 'Петя'
+elif third == vasya:
+    third_name = 'Вася'
+else:
+    third_name = 'Толя'
+print(f'{first_name: ^24}')
+print(f'{second_name: ^8}{" ": ^16}')
+print(f'{" ": ^16}{third_name: ^8}')
+print(f'{"II": ^8}{"I": ^8}{"III": ^8}')
\ No newline at end of file
diff --git a/lesson2.2_17.py b/lesson2.2_17.py
new file mode 100644
index 0000000..17bf12d
--- /dev/null
+++ b/lesson2.2_17.py
@@ -0,0 +1,25 @@
+'''****** Задание ********
+  *Корень зла.
+'''
+a = float(input())
+b = float(input())
+c = float(input())
+d = float(b * b - 4 * a * c)
+if a == b == c == 0:
+    print('Infinite solutions')
+elif a == b == 0 and c != 0:
+    print('No solution')
+elif a == 0 and b != 0:
+    x = float(-c / b)
+    print(f"{x:.2f}")
+elif d < 0:
+    print('No solution')
+elif d == 0:
+    x = float((-b) / (2 * a))
+    print(f"{x:.2f}")
+else:
+    x_1 = float(((-b) + (d ** 0.5)) / (2 * a))
+    x_2 = float(((-b) - (d ** 0.5)) / (2 * a))
+    min_x = min(x_1, x_2)
+    max_x = max(x_1, x_2)
+    print(f"{min_x:.2f} {max_x:.2f}")
\ No newline at end of file
diff --git a/lesson2.2_18.py b/lesson2.2_18.py
new file mode 100644
index 0000000..562bb88
--- /dev/null
+++ b/lesson2.2_18.py
@@ -0,0 +1,14 @@
+'''****** Задание ********
+  *Территория зла.
+'''
+a = int(input())
+b = int(input())
+c = int(input())
+maximum = max(a, b, c) ** 2 * 2
+other = a ** 2 + b ** 2 + c ** 2
+if maximum == other:
+    print('100%')
+elif maximum > other:
+    print('велика')
+else:
+    print('крайне мала')
\ No newline at end of file
diff --git a/lesson2.2_19.py b/lesson2.2_19.py
new file mode 100644
index 0000000..c441037
--- /dev/null
+++ b/lesson2.2_19.py
@@ -0,0 +1,33 @@
+'''****** Задание ********
+  *Автоматизация безопасности.
+'''
+x = float(input())
+y = float(input())
+r1 = 5
+r2 = 10
+c1 = (x ** 2 + y ** 2) ** 0.5
+c2 = (x ** 2 + y ** 2) ** 0.5
+y_para = (0.25 * (x ** 2)) + (0.5 * x) + 8.75
+if x >= 0 and y >= 0:
+    if c1 <= r1:
+        print("Опасность! Покиньте зону как можно скорее!")
+    elif c2 > r2:
+        print("Вы вышли в море и рискуете быть съеденным акулой!")
+    else:
+        print("Зона безопасна. Продолжайте работу.")
+elif x <= 0 and y >= 0:
+    if y <= 5 and y <= ((5 * x) + 35) / 3:
+        print("Опасность! Покиньте зону как можно скорее!")
+    elif c2 > r2:
+        print("Вы вышли в море и рискуете быть съеденным акулой!")
+    else:
+        print("Зона безопасна. Продолжайте работу.")
+elif (x >= 0 and y <= 0) or (x <= 0 and y <= 0):
+    if y < y_para:
+        print("Опасность! Покиньте зону как можно скорее!")
+    elif c2 > r2:
+        print("Вы вышли в море и рискуете быть съеденным акулой!")
+    else:
+        print("Зона безопасна. Продолжайте работу.")
+elif x == 0 and y == 0:
+    print("Опасность! Покиньте зону как можно скорее!")
\ No newline at end of file
diff --git a/lesson2.2_2.py b/lesson2.2_2.py
new file mode 100644
index 0000000..75deb14
--- /dev/null
+++ b/lesson2.2_2.py
@@ -0,0 +1,9 @@
+'''****** Задание ********
+  *Кто быстрее?
+'''
+p_speed = int(input())
+v_speed = int(input())
+if p_speed > v_speed:
+    print('Петя')
+else:
+    print('Вася')
\ No newline at end of file
diff --git a/lesson2.2_20.py b/lesson2.2_20.py
new file mode 100644
index 0000000..31c96b8
--- /dev/null
+++ b/lesson2.2_20.py
@@ -0,0 +1,24 @@
+'''****** Задание ********
+  *Зайка — 2.
+'''
+text_1 = input()
+text_2 = input()
+text_3 = input()
+if 'зайка' in text_1 and 'зайка' in text_2 and 'зайка' in text_3:
+    minimum = min(text_1, text_2, text_3)
+    print(minimum, len(minimum))
+elif 'зайка' in text_1 and 'зайка' in text_2:
+    minimum = min(text_1, text_2)
+    print(minimum, len(minimum))
+elif 'зайка' in text_1 and 'зайка' in text_3:
+    minimum = min(text_1, text_3)
+    print(minimum, len(minimum))
+elif 'зайка' in text_2 and 'зайка' in text_3:
+    minimum = min(text_2, text_3)
+    print(minimum, len(minimum))
+elif 'зайка' in text_1 and 'зайка' not in text_2 and 'зайка' not in text_3:
+    print(text_1, len(text_1))
+elif 'зайка' in text_2 and 'зайка' not in text_1 and 'зайка' not in text_3:
+    print(text_2, len(text_2))
+elif 'зайка' in text_3 and 'зайка' not in text_1 and 'зайка' not in text_2:
+    print(text_3, len(text_3))
\ No newline at end of file
diff --git a/lesson2.2_3.py b/lesson2.2_3.py
new file mode 100644
index 0000000..8541da4
--- /dev/null
+++ b/lesson2.2_3.py
@@ -0,0 +1,12 @@
+'''****** Задание ********
+  *Кто быстрее на этот раз?
+'''
+p_speed = int(input())
+v_speed = int(input())
+t_speed = int(input())
+if p_speed > v_speed and p_speed > t_speed:
+    print("Петя")
+elif v_speed > p_speed and v_speed > t_speed:
+    print("Вася")
+else:
+    print("Толя")
\ No newline at end of file
diff --git a/lesson2.2_4.py b/lesson2.2_4.py
new file mode 100644
index 0000000..ff103ee
--- /dev/null
+++ b/lesson2.2_4.py
@@ -0,0 +1,21 @@
+'''****** Задание ********
+  *Список победителей.
+'''
+name1 = 'Петя'
+name2 = 'Вася'
+name3 = 'Толя'
+time1 = int(input())
+time2 = int(input())
+time3 = int(input())
+if time1 < time2:
+    time1, time2 = time2, time1
+    name1, name2 = name2, name1
+if time1 < time3:
+    time1, time3 = time3, time1
+    name1, name3 = name3, name1
+if time2 < time3:
+    time2, time3 = time3, time2
+    name2, name3 = name3, name2
+print('1.', name1)
+print('2.', name2)
+print('3.', name3)
\ No newline at end of file
diff --git a/lesson2.2_5.py b/lesson2.2_5.py
new file mode 100644
index 0000000..773fabd
--- /dev/null
+++ b/lesson2.2_5.py
@@ -0,0 +1,13 @@
+'''****** Задание ********
+  *Яблоки.
+'''
+petya = 7
+vasya = 6
+n_apples = int(input())
+m_apples = int(input())
+petya = petya - 3 + 2 + n_apples
+vasya = vasya + 3 + 5 - 2 + m_apples
+if petya > vasya:
+    print('Петя')
+elif vasya > petya:
+    print('Вася')
\ No newline at end of file
diff --git a/lesson2.2_6.py b/lesson2.2_6.py
new file mode 100644
index 0000000..6e36500
--- /dev/null
+++ b/lesson2.2_6.py
@@ -0,0 +1,8 @@
+'''****** Задание ********
+  *Сила прокрастинации.
+'''
+year = int(input())
+if year % 4 or not year % 100 and year % 400:
+    print('NO')
+else:
+    print('YES')
\ No newline at end of file
diff --git a/lesson2.2_7.py b/lesson2.2_7.py
new file mode 100644
index 0000000..b008c3a
--- /dev/null
+++ b/lesson2.2_7.py
@@ -0,0 +1,8 @@
+'''****** Задание ********
+  *А роза упала на лапу Азора.
+'''
+num = int(input())
+if num // 1000 == num % 10 and num % 1000 // 100 == num % 100 // 10:
+    print('YES')
+else:
+    print('NO')
\ No newline at end of file
diff --git a/lesson2.2_8.py b/lesson2.2_8.py
new file mode 100644
index 0000000..c5f01bd
--- /dev/null
+++ b/lesson2.2_8.py
@@ -0,0 +1,8 @@
+'''****** Задание ********
+  *Зайка — 1.
+'''
+text = input()
+if 'зайка' in text:
+    print('YES')
+else:
+    print('NO')
\ No newline at end of file
diff --git a/lesson2.2_9.py b/lesson2.2_9.py
new file mode 100644
index 0000000..1e748e8
--- /dev/null
+++ b/lesson2.2_9.py
@@ -0,0 +1,12 @@
+'''****** Задание ********
+  *Первому игроку приготовиться.
+'''
+first = input()
+second = input()
+third = input()
+if first < second and first < third:
+    print(first)
+elif second < first and second < third:
+    print(second)
+elif third < first and third < second:
+    print(third)
\ No newline at end of file