๐Ÿคฌ[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค]๋ฐฐ์—ด ๋‘ ๋ฐฐ ๋งŒ๋“ค๊ธฐ - ์‚ฌ์น™์—ฐ์‚ฐ,์กฐ๊ฑด๋ฌธ,๋ฐฐ์—ด

๋ชจ๋‘์˜ํฌ๋งยท2022๋…„ 12์›” 19์ผ
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Algorithm ์ž…๋ฌธ

๋ชฉ๋ก ๋ณด๊ธฐ
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๐Ÿงก๋ฌธ์ œ ์„ค๋ช…

์ •์ˆ˜ ๋ฐฐ์—ด numbers๊ฐ€ ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. numbers์˜ ๊ฐ ์›์†Œ์— ๋‘๋ฐฐํ•œ ์›์†Œ๋ฅผ ๊ฐ€์ง„ ๋ฐฐ์—ด์„ returnํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด์ฃผ์„ธ์š”.


๐Ÿ’›์ œํ•œ์‚ฌํ•ญ

  • 10,000 โ‰ค numbers์˜ ์›์†Œ โ‰ค 10,000
  • 1 โ‰ค numbers์˜ ๊ธธ์ด โ‰ค 1,000

๐Ÿ’š์ž…์ถœ๋ ฅ ์˜ˆ

numbersresult
[1, 2, 3, 4, 5][2, 4, 6, 8, 10]
[1, 2, 100, -99, 1, 2, 3][2, 4, 200, -198, 2, 4, 6]

๐Ÿ’™์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช…

์ž…์ถœ๋ ฅ ์˜ˆ #1

  • [1, 2, 3, 4, 5]์˜ ๊ฐ ์›์†Œ์— ๋‘๋ฐฐ๋ฅผ ํ•œ ๋ฐฐ์—ด [2, 4, 6, 8, 10]์„ returnํ•ฉ๋‹ˆ๋‹ค.

์ž…์ถœ๋ ฅ ์˜ˆ #2

  • [1, 2, 100, -99, 1, 2, 3]์˜ ๊ฐ ์›์†Œ์— ๋‘๋ฐฐ๋ฅผ ํ•œ ๋ฐฐ์—ด [2, 4, 200, -198, 2, 4, 6]์„ returnํ•ฉ๋‹ˆ๋‹ค.

๐Ÿ’œ๋‚˜์˜ ํ’€์ด

function solution(numbers) {
   let sum = [];
   for(let i = 0; i<numbers.length; i++) {
   sum.push(numbers[i] * 2)
    }
  return sum;
}
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๊ฐœ๋ฐœ์„ ์ง„์ •์„ฑ ์žˆ๊ฒŒ ๋‹ค๊ฐ€๊ฐ€๊ฒ ์Šต๋‹ˆ๋‹ค.

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