Strings

name = "Alice"
message = 'Hello, World!'

# Single quotes
first = 'Python'

# Double quotes  
second = "Python"

# Triple quotes for multiple lines
paragraph = """This is
a multi-line
string"""

first_name = "John"
last_name = "Doe"

# Concatenation
full_name = first_name + " " + last_name
print(full_name)  # John Doe

# Repetition
stars = "*" * 5
print(stars)  # *****

message = "Hello"
print(len(message))  # 5

empty = ""
print(len(empty))    # 0

age = 25
message = "I am " + str(age) + " years old"
print(message)  # I am 25 years old

# Or use f-strings (we'll learn more later)
message = f"I am {age} years old"