βœ… 1. ν•¨μˆ˜λž€?

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😎 return 문은 ν•¨μˆ˜ λ°”κΉ₯으둜 결과값을 λŒλ €μ£ΌλŠ” 것 !

즉, ν•¨μˆ˜λ₯Ό ν˜ΈμΆœν•œ μͺ½(ν•¨μˆ˜λ₯Ό μ“΄ μ½”λ“œ) μ—κ²Œ 결과값을 "λ„˜κ²¨μ£ΌλŠ” μ—­ν• "을 함.

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βœ… 2. ν•¨μˆ˜μ˜ ꡬ쑰

def ν•¨μˆ˜μ΄λ¦„(λ§€κ°œλ³€μˆ˜):
		μ‹€ν–‰ν• _λ¬Έμž₯
		return λ°˜ν™˜κ°’

μ˜ˆμ‹œ :

def greet(name="홍길동"):
    print(f"μ•ˆλ…•ν•˜μ„Έμš”, {name}λ‹˜!")

greet()           # μ•ˆλ…•ν•˜μ„Έμš”, ν™κΈΈλ™λ‹˜!
greet("영희")     # μ•ˆλ…•ν•˜μ„Έμš”, μ˜ν¬λ‹˜!

βœ… 3. μ—¬λŸ¬ 개 κ°’ (2개 이상) λ°›κΈ° (args)

def show_all(*args):
    for item in args:
        print(item)

def square_and_cube(n):
    return n**2, n**3  # μ—¬λŸ¬κ°œ κ°’ λ³€ν™˜ !


πŸ’»Β  볡슡 예제 3개

πŸ”Ή Q1. 짝수만 λ”ν•˜κΈ°