๋ฐฑ์ค€_10988: ํŒฐ๋ฆฐ๋“œ๋กฌ์ธ์ง€ ํ™•์ธํ•˜๊ธฐ (node.js/JavaScript)

2024. 7. 16. 19:41ยทbaekjoon

โžก๏ธ ๋ฌธ์ œ: ํŒฐ๋ฆฐ๋“œ๋กฌ์ธ์ง€ ํ™•์ธํ•˜๊ธฐ

 

๐Ÿงƒ ๊ณผ์ •

 

๊ฐ„๋‹จํ•˜๋„ค~ํ–ˆ๋Š”๋ฐ ๋ฐ”๋กœ ํ‹€๋ฆผ

// ์ฒซ ์‹œ๋„
let rev = inputsp.reverse(); // inputsp๋„ ๋ฆฌ๋ฒ„์Šค๋จ

 

ํ‹€๋ฆฐ ์ด์œ ๋Š” reverse()๋Š” ์›๋ณธ๋ฐฐ์—ด๊นŒ์ง€ ๋ณ€ํ™”์‹œ์ผœ์„œ, ์œ„์˜ ์ฝ”๋“œ๋กœ ์ฝ˜์†”์— ์ฐ์–ด๋ณด๋ฉด ๋‘˜๋‹ค ๋ฆฌ๋ฒ„์Šค ๋œ ๊ฒƒ์„ ๋ณผ ์ˆ˜ ์žˆ์—ˆ๋‹ค.

์›๋ณธ ๋ฐฐ์—ด์€ ๋ƒ…๋‘๊ณ  ์‹ถ์œผ๋ฉด ๋ณต์‚ฌํ•ด์™€์„œ ๊ทธ ๋ณต์‚ฌํ•ด์˜จ ๋ฐฐ์—ด์„ ๋ฆฌ๋ฒ„์Šคํ•ด์™”๋‹ค.

 

// ์ œ์ถœ
const inputsp = [...input];
let rev = inputsp.slice().reverse(); // slice๋กœ copy

console.log(rev.toString() === inputsp.toString());

 

๐Ÿš— . . . ์•Œ๊ฒŒ ๋œ ์ , ํ’€๋ฉด์„œ ์ƒ๊ฐํ•œ ์ 

 

reverse()๋Š” ์›๋ณธ๋ฐฐ์—ด๊นŒ์ง€ ๋ณ€ํ™”์‹œํ‚ค๊ธฐ ๋•Œ๋ฌธ์—, ์›๋ณธ ๋ฐฐ์—ด์„ ์นดํ”ผํ•ด์˜จ ์นดํ”ผ๋ฐฐ์—ด์— ์‚ฌ์šฉํ•ด์•ผ ์›๋ณธ ๋ฐฐ์—ด์„ ์†์ƒ์‹œํ‚ค์ง€ ์•Š์„ ์ˆ˜ ์žˆ๋‹ค.

'baekjoon' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

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๋ฐฑ์ค€_10988: ํŒฐ๋ฆฐ๋“œ๋กฌ์ธ์ง€ ํ™•์ธํ•˜๊ธฐ (node.js/JavaScript)
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