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eazyseon

ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค(์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ) - ์˜์–ด๊ฐ€ ์‹ซ์–ด์š” ๋ณธ๋ฌธ

๐Ÿง์•Œ๊ณ ๋ฆฌ์ฆ˜?์•Œ๊ณ ์‹ถ์Œ!

ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค(์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ) - ์˜์–ด๊ฐ€ ์‹ซ์–ด์š”

eazyseon 2023. 2. 22. 13:02
๋ฐ˜์‘ํ˜•

- ๋ฌธ์ œ ์„ค๋ช… 

 

์˜์–ด๊ฐ€ ์‹ซ์–ด์š” ๋ฌธ์ œ

 

- ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ

 

์˜์–ด๊ฐ€ ์‹ซ์–ด์š” ์˜ˆ์‹œ

 

์ด ๋ฌธ์ œ๋Š” ๋ชป ํ’€์–ด์„œ ๋‹ค๋ฅธ ์‚ฌ๋žŒ์˜ ํ’€์ด๋ฅผ ์ฐธ๊ณ ํ•˜์˜€๋‹ค. 

 

- ๋‹ค๋ฅธ ์‚ฌ๋žŒ์˜ ํ’€์ด 1

 

function solution(numbers){
  const arrNum = ["zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"];

  arrNum.forEach((item,i)=>{ numbers = numbers.split(item).join(String(i))})
  return Number(numbers)

}

๋งŒ์•ฝ numbers๋กœ "onetwothreefourfivesixseveneightnine" ๋ฅผ ๋„˜๊ฒจ์ค€๋‹ค๋ฉด,

item์ด 'one'์ผ ๊ฒฝ์šฐ,

numbers.split(item) => [ '', 'twothreefourfivesixseveneightnine' ] 

numbers.split(item).join(String(i)) => '1twothreefourfivesixseveneightnine' 

์ด๋Ÿฐ ์‹์œผ๋กœ ๋ฐ˜๋ณตํ•˜์—ฌ ๋ฌธ์ œ๋ฅผ ํ’€ ์ˆ˜ ์žˆ๋‹ค!

 

- ๋‹ค๋ฅธ ์‚ฌ๋žŒ์˜ ํ’€์ด 2

 

function solution(numbers) {
    let numStr = [ "zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine" ];

    numStr.forEach((str, idx) => {
        numbers = numbers.replaceAll(str, idx);
    });
    return Number(numbers);
}

 

replaceAll ๋ฉ”์†Œ๋“œ๋ฅผ ์‚ฌ์šฉํ•œ ๋ฐฉ์‹์œผ๋กœ ๋ฐ˜๋ณต๋ฌธ์„ ์‹คํ–‰ํ•˜๋ฉด์„œ

'1twothreefourfivesixseveneightnine'

'12threefourfivesixseveneightnine'

.....

์ด๋Ÿฐ ์‹์œผ๋กœ ๋ฐ”๋€Œ์–ด ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ๋‹ค.

 

- ๋ฐฐ์šด ์ 

1. ์„ผ์Šค ์žˆ๋Š” ํ’€์ด๋“ค์ด ๋„ˆ๋ฌด ๋งŽ๋‹ค๐Ÿ‘๐Ÿ‘

2. replaceAll

๋ฐ˜์‘ํ˜•
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