[Python] ๋ฐฑ์ค€ 1357 - ๋’ค์ง‘ํžŒ ๋ง์…ˆ

2020. 8. 22. 23:02ยทAlgorithm

 

๋ฌธ์ œ 

์–ด๋–ค ์ˆ˜ X๊ฐ€ ์ฃผ์–ด์กŒ์„ ๋•Œ, X์˜ ๋ชจ๋“  ์ž๋ฆฌ์ˆ˜๊ฐ€ ์—ญ์ˆœ์ด ๋œ ์ˆ˜๋ฅผ ์–ป์„ ์ˆ˜ ์žˆ๋‹ค. Rev(X)๋ฅผ X์˜ ๋ชจ๋“  ์ž๋ฆฌ์ˆ˜๋ฅผ ์—ญ์ˆœ์œผ๋กœ ๋งŒ๋“œ๋Š” ํ•จ์ˆ˜๋ผ๊ณ  ํ•˜์ž. ์˜ˆ๋ฅผ ๋“ค์–ด, X=123์ผ ๋•Œ, Rev(X) = 321์ด๋‹ค. ๊ทธ๋ฆฌ๊ณ , X=100์ผ ๋•Œ, Rev(X) = 1์ด๋‹ค.

๋‘ ์–‘์˜ ์ •์ˆ˜ X์™€ Y๊ฐ€ ์ฃผ์–ด์กŒ์„ ๋•Œ, Rev(Rev(X) + Rev(Y))๋ฅผ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค

 

์ž…๋ ฅ

์ฒซ์งธ ์ค„์— ์ˆ˜ X์™€ Y๊ฐ€ ์ฃผ์–ด์ง„๋‹ค. X์™€ Y๋Š” 1,000๋ณด๋‹ค ์ž‘๊ฑฐ๋‚˜ ๊ฐ™์€ ์ž์—ฐ์ˆ˜์ด๋‹ค.

 

์ถœ๋ ฅ

์ฒซ์งธ ์ค„์— ๋ฌธ์ œ์˜ ์ •๋‹ต์„ ์ถœ๋ ฅํ•œ๋‹ค.


์ •๋‹ต

x, y = map(str, input().split())
sum = str(int(x[::-1]) + int(y[::-1]))
print(int(sum[::-1]))

์ฐธ๊ณ 

๋ฌธ์ž์—ด์„ [::-1]๋กœ ํ˜ธ์ถœํ•˜๋ฉด reverse๊ฐ’์„ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

๋ฆฌ์ŠคํŠธ, ํŠœํ”Œ์—๋„ ์ ์šฉ๊ฐ€๋Šฅํ•˜๋‹ค.

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