Ответ:

#1

a = int(input())

print(a + 2)

#2

number = int(input())

while number not in range(0, 10):

   print('wrong input. Number must be in range [0, 10). Try again')

   number = int(input())

else:

  print(number ** 2)

#3

data = input('Enter your Name, surname, age and weigth (Split input data by space char)').split(' ')

try:

   data = {'Name' : data[0], 'Surname' : data[1], 'Age' : int(data[2]), 'Weight' : int(data[3])}

except: print('wrong input')

print(data)

Объяснение: