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# concatenating strings just means combining strings together
# it is used to add one string to the end of another
# below are two exmaples of how concatenation can be used 
# to output 'Hello World':

# example 1:
hello_world = "Hello" + " World"
print(hello_world)

>>> Hello World

# example 2:
hello = "Hello"
print(hello + " World")

>>> Hello World
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