ํ‹ฐ์Šคํ† ๋ฆฌ ๋ทฐ

์•ž์˜ ๋ฌธ์ œ์™€ ๋น„์Šทํ•˜๊ฒŒ for๋ฌธ ๋‘๊ฐœ๋ฅผ ์‚ฌ์šฉํ•ด์„œ ํ’€๋ฉด ์‹œ๊ฐ„์ดˆ๊ณผ๊ฐ€ ๋œฌ๋‹ค

‘์—๋ผํ† ์Šคํ…Œ๋„ค์Šค์˜ ์ฒด’๋ฅผ ์ด์šฉํ•ด์„œ ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•ด์•ผ ํ•œ๋‹ค.

์‹œ๊ฐ„์„ ์ค„์ด๊ธฐ ์œ„ํ•ด 2๋ถ€ํ„ฐ i๊นŒ์ง€ ๋‹ค ๊ฒ€์‚ฌํ•˜๋Š” ๊ฒƒ์ด๋ผ ์•„๋‹ˆ๋ผ, 2๋ถ€ํ„ฐ i์˜ ์ œ๊ณฑ๊ทผ(๋ฃจํŠธ)๊นŒ์ง€๋งŒ ๊ฒ€์‚ฌํ•˜๋ฉด ๋œ๋‹ค.

 

import sys

N, M = map(int, sys.stdin.readline().rstrip().split())

prime_num = []

for i in range(N, M+1):
    flag = 0
    if i == 1 : continue # 1์€ ์†Œ์ˆ˜๊ฐ€ X
    
    for j in range(2, int(i**0.5) + 1):
        if i % j == 0:
            flag = 1
            break
            
    if flag == 0:
        prime_num.append(i)

print(*prime_num, sep='\\n')
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