Python Hello World Project: Solutions and Explanations
Hello World: A classic first project; print "Hello, World!" to the console.
Input: None
Output:
Hello, World!
Solution 1: Basic Print Statement
Code:
# Solution 1: Basic Print Statement
# The print() function is used in Python to output text to the console.
# Here, we use it to print the phrase "Hello, World!".
print("Hello, World!")
Output:
Hello, World!
Explanation:
- Uses the built-in print() function to directly output the text "Hello, World!" to the console.
- This is the simplest way to achieve the desired output in Python.
Solution 2: Using a Function
Code:
# Solution 2: Using a Function
# Define a function named 'hello_world' that encapsulates the functionality
# to print "Hello, World!" to the console.
def hello_world():
# This is the core logic that prints "Hello, World!" to the console.
print("Hello, World!")
# Call the function 'hello_world' to execute the print statement.
hello_world()
Output:
Hello, World!
Explanation:
- Defines a function hello_world() to encapsulate the print operation.
- The function is called at the end to execute the print statement.
- This approach is useful for code organization and reusability, especially if you want to use the "Hello, World!" output in multiple places or conditionally.
Note:
Both solutions achieve the same output, but Solution 2 provides a more structured way of writing code, which is helpful in larger projects.
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