๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ
์•Œ๊ณ ๋ฆฌ์ฆ˜/ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค

a์™€ b ์ถœ๋ ฅํ•˜๊ธฐ

by gomdeng 2024. 11. 27.

๐Ÿถ ๋ฌธ์ œ

์ •์ˆ˜ a์™€ b๊ฐ€ ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. ๊ฐ ์ˆ˜๋ฅผ ์ž…๋ ฅ๋ฐ›์•„ ์ž…์ถœ๋ ฅ ์˜ˆ์™€ ๊ฐ™์€ ํ˜•์‹์œผ๋กœ ์ถœ๋ ฅํ•˜๋Š” ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•ด ๋ณด์„ธ์š”.

โ—์ œํ•œ์‚ฌํ•ญ
1. -100,000 ≤ a, b ≤ 100,000

 

๐Ÿถ ์ž…์ถœ๋ ฅ ์˜ˆ

์ž…๋ ฅ #1
 > 4 5

์ถœ๋ ฅ #1
 > a = 4
 > b = 5

 

๐Ÿถ ์†Œ์Šค

a, b = map(int, input().strip().split(' '))

if all((-100000 <= i and i <= 100000) for i in [a, b]):
    print(f"a = {a}")
    print(f"b = {b}")
else:
    print("error")

 

๐Ÿถ ํ•จ์ˆ˜

strip()

1. ๋ฌธ์ž์—ด์˜ ์‹œ์ž‘๊ณผ ๋์—์„œ ์ง€์ •๋œ ๋ฌธ์ž๋“ค์„ ์ œ๊ฑฐํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ

2. ํ”ํžˆ ๊ณต๋ฐฑ์ด๋‚˜ ์ค„๋ฐ”๊ฟˆ ๋ฌธ์ž๋ฅผ ์ œ๊ฑฐํ•  ๋•Œ ์‚ฌ์šฉ

text = "   ์—ฌ๊ธฐ ๊ณต๋ฐฑ์ด ๋งŽ์ด ์žˆ์Šต๋‹ˆ๋‹ค.   "
cleaned_text = text.strip()
print(cleaned_text)  # "์—ฌ๊ธฐ ๊ณต๋ฐฑ์ด ๋งŽ์ด ์žˆ์Šต๋‹ˆ๋‹ค."

 

split()

1. ๋ฌธ์ž์—ด์„ ์ง€์ •๋œ ๊ตฌ๋ถ„์ž์— ๋”ฐ๋ผ ์—ฌ๋Ÿฌ ๋ถ€๋ถ„์œผ๋กœ ๋‚˜๋ˆ„๊ณ , ๊ทธ ๊ฒฐ๊ณผ๋ฅผ ๋ฆฌ์ŠคํŠธ ํ˜•ํƒœ๋กœ ๋ฐ˜ํ™˜

2. ๊ธฐ๋ณธ์ ์œผ๋กœ split() ํ•จ์ˆ˜๋Š” ์•„๋ฌด ์ธ์ž๋„ ์ „๋‹ฌ๋ฐ›์ง€ ์•Š์„ ๋•Œ, ๊ณต๋ฐฑ(์ŠคํŽ˜์ด์Šค, ํƒญ, ์ค„๋ฐ”๊ฟˆ ๋“ฑ)์„ ๊ธฐ์ค€์œผ๋กœ ๋ฌธ์ž์—ด์„ ๋ถ„๋ฆฌ

# ๊ธฐ๋ณธ ์‚ฌ์šฉ๋ฒ•
text = "์ด ๋ฌธ์žฅ์„ ์—ฌ๋Ÿฌ ๋‹จ์–ด๋กœ ๋‚˜๋ˆ„์–ด ๋ด…์‹œ๋‹ค."
words = text.split()
print(words)  # ['์ด', '๋ฌธ์žฅ์„', '์—ฌ๋Ÿฌ', '๋‹จ์–ด๋กœ', '๋‚˜๋ˆ„์–ด', '๋ด…์‹œ๋‹ค.']

# ๊ตฌ๋ถ„์ž ์ง€์ •ํ•˜๊ธฐ
text = "์ด,๋ฌธ์žฅ,์„,์‰ผํ‘œ๋กœ,๋‚˜๋ˆ„์–ด,๋ด…์‹œ๋‹ค."
words = text.split(',')
print(words)  # ['์ด', '๋ฌธ์žฅ', '์„', '์‰ผํ‘œ๋กœ', '๋‚˜๋ˆ„์–ด', '๋ด…์‹œ๋‹ค.']

 

map()

1. ์ฃผ์–ด์ง„ ํ•จ์ˆ˜๋ฅผ ์‹œํ€€์Šค์˜ ๋ชจ๋“  ์š”์†Œ์— ์ ์šฉํ•˜๊ณ , ๊ฒฐ๊ณผ๋ฅผ map ๊ฐ์ฒด๋กœ ๋ฐ˜ํ™˜ํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ

2. map() ํ•จ์ˆ˜๋Š” ๋‘ ๊ฐ€์ง€ ์ฃผ์š” ์ธ์ž๋ฅผ ๋ฐ›์Œ
 - ํ•จ์ˆ˜: ๊ฐ ์š”์†Œ์— ์ ์šฉํ•  ํ•จ์ˆ˜

 - ๋ฐ˜๋ณต ๊ฐ€๋Šฅํ•œ ๊ฐ์ฒด(iterable): ํ•จ์ˆ˜๋ฅผ ์ ์šฉํ•  ์š”์†Œ๋“ค์˜ ์ง‘ํ•ฉ

def square(x):
    return x * x

numbers = [1, 2, 3, 4, 5]
result = map(square, numbers)

# map ๊ฐ์ฒด๋ฅผ ๋ฆฌ์ŠคํŠธ๋กœ ๋ณ€ํ™˜ํ•˜์—ฌ ๊ฒฐ๊ณผ ํ™•์ธ
print(list(result))  # [1, 4, 9, 16, 25]

 

all()

1. ์ฃผ์–ด์ง„ ๋ฐ˜๋ณต ๊ฐ€๋Šฅํ•œ(iterable) ์ž๋ฃŒ๊ตฌ์กฐ์˜ ๋ชจ๋“  ์š”์†Œ๊ฐ€ ์ฐธ(True)์ธ ๊ฒฝ์šฐ์—๋งŒ True๋ฅผ ๋ฐ˜ํ™˜ํ•˜๋Š” ํ•จ์ˆ˜

2. ์ผ๋ฐ˜์ ์œผ๋กœ ๋ชจ๋“  ์š”์†Œ๊ฐ€ ํŠน์ • ์กฐ๊ฑด์„ ๋งŒ์กฑํ•˜๋Š”์ง€ ํ™•์ธํ•  ๋•Œ ์œ ์šฉ

3. ํŠน์ง•

 - ์ฃผ์–ด์ง„ ๋ฐ˜๋ณต ๊ฐ€๋Šฅํ•œ ๊ฐ์ฒด๊ฐ€ ๋น„์–ด ์žˆ์œผ๋ฉด True๋ฅผ ๋ฐ˜ํ™˜

 - ์ฃผ์–ด์ง„ ์กฐ๊ฑด์„ ๋งŒ์กฑํ•˜์ง€ ์•Š๋Š” ์ฒซ ๋ฒˆ์งธ ์š”์†Œ๋ฅผ ๋งŒ๋‚˜๋Š” ์ฆ‰์‹œ ํ‰๊ฐ€๋ฅผ ์ค‘๋‹จ ( ๋ถˆํ•„์š”ํ•œ ๊ณ„์‚ฐ ๋ฐฉ์ง€ ๋ฐ ์„ฑ๋Šฅ ํ–ฅ์ƒ)

# ๊ธฐ๋ณธ ์‚ฌ์šฉ๋ฒ•
result = all([True, True, True])
print(result)  # ์ถœ๋ ฅ: True

result = all([True, False, True])
print(result)  # ์ถœ๋ ฅ: False

# ๋ชจ๋“  ์š”์†Œ ๊ฒ€์ฆ
numbers = [10, 20, 30, 40, 50]
result = all(x > 5 for x in numbers)
print(result)  # ์ถœ๋ ฅ: True

result = all(x > 20 for x in numbers)
print(result)  # ์ถœ๋ ฅ: False