[ 2023-04-11 ๐ŸงŒ TIL ]

Burkeyยท2023๋…„ 4์›” 11์ผ
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๋ฐฑ์ค€ 17413๋ฒˆ

import sys

input = sys.stdin.readline

s = input().strip()


def rev(re_str):
#๋“ค์–ด์˜จ ๋ฐฐ์—ด์˜ ๊ธธ์ด๋งŒํผ ๋งˆ์ง€๋ง‰ ์š”์†Œ๋ถ€ํ„ฐ ์‚ญ์ œ์‹œํ‚ค๋ฉด์„œ ์ถœ๋ ฅ
    for i in range(len(re_str)):
        print(re_str.pop(), end='')
    return re_str #๋นˆ ๋ฐฐ์—ด์ด ๋œ ๋ฐฐ์—ด์„ ๋ฆฌํ„ด


check = False # '<'๊ฐ€ ์‹œ์ž‘๋˜์—ˆ์„ ๋•Œ๋ฅผ ์ฒดํฌ
re_str = []
leng = len(s)
for i in range(leng):
    if s[i] == '<':
        if len(re_str) > 0:
            re_str = rev(re_str) 
        # ๋’ค์ง‘๋Š” ๋ฌธ์ž์—ด ๋‹ค์Œ์— '<'๊ฐ€ ๋‚˜์˜ฌ ๊ฒฝ์šฐ ๊ทธ ์ „๊นŒ์ง€์˜ ๋ฌธ์ž์—ด์„ ๋’ค์ง‘๊ณ  ๋นˆ๋ฐฐ์—ด๋กœ ๊ฐฑ์‹ 
        check = True
    elif s[i] == '>':
        check = False # '>'๊ฐ€ ๋‚˜์™”๋‹ค๋Š” ๊ฒƒ์„ ์ฒดํฌ
        re_str = [] # ๋’ค์ง‘๋Š” ๋ฌธ์ž์—ด ๋น„์›Œ์คŒ
        print(s[i], end='')
    
    elif s[i] == ' ' and check == False:
    # '<','>'์•ˆ์— ์žˆ์ง€ ์•Š๋Š” ๋ฌธ์ž์—ด ์ค‘์— ๊ณต๋ฐฑ ์ถœ์—ฐ์‹œ ์ด์ „๊นŒ์ง€์˜ ๋ฌธ์ž์—ด์„ ๋’ค์ง‘์–ด์ค€๋‹ค.
        if len(re_str) > 0:
            re_str = rev(re_str)
        re_str = [] # ๋ฌธ์ž์—ด ์ƒˆ๋กœ ๊ฐฑ์‹ 
        print(' ', end='')
    elif i == leng-1:
    #๋งˆ์ง€๋ง‰ ๋ฌธ์ž์—ด๊นŒ์ง€ 
        if len(re_str) > 0:
            re_str.append(s[i])
            re_str = rev(re_str) 
        re_str = []
    else:
        re_str.append(s[i])
        # '<','>'์ œ์™ธํ•œ ๋ฌธ์ž์—ด์„ ๋ฐฐ์—ด์— ๋„ฃ๋Š”๋‹ค.
        
    if check == True:
    # '<'์‹œ์ž‘ ๋˜์—ˆ์„ ๋•Œ์˜ ๋ฌธ์ž์—ด ์ถœ๋ ฅ
        print(s[i], end='')
     
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