"""
1. Print Hello World!
2. String concatenation in the Python shell:
    "Hey" + "Pablo"
    "Hey " + "Pablo"
    22 + "Cats"  # Error
    str(22) + "Cats"  # Totally fine
    "Shrek is love" * 100
    
3. Basic types:
    Integer
    String
    Boolean
    List (array)
    Float (double)
    
4. Getting an input and string concatenation - Hello, Pablo!
"""

#  print("Hello, " + input() + "!")
