๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

FA/์ฝ”ํ…Œ์ฝ”ํ…Œ

20221116 ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ [์„œ์šธ์—์„œ ๊น€์„œ๋ฐฉ ์ฐพ๊ธฐ]

๐Ÿ‘จ‍๐Ÿซ ์„œ์šธ์—์„œ ๊น€์„œ๋ฐฉ ์ฐพ๊ธฐ

๋ฌธ์ œ ์„ค๋ช…

Stringํ˜• ๋ฐฐ์—ด seoul์˜ element์ค‘ "Kim"์˜ ์œ„์น˜ x๋ฅผ ์ฐพ์•„, "๊น€์„œ๋ฐฉ์€ x์— ์žˆ๋‹ค"๋Š” String์„ ๋ฐ˜ํ™˜ํ•˜๋Š” ํ•จ์ˆ˜, solution์„ ์™„์„ฑํ•˜์„ธ์š”. seoul์— "Kim"์€ ์˜ค์ง ํ•œ ๋ฒˆ๋งŒ ๋‚˜ํƒ€๋‚˜๋ฉฐ ์ž˜๋ชป๋œ ๊ฐ’์ด ์ž…๋ ฅ๋˜๋Š” ๊ฒฝ์šฐ๋Š” ์—†์Šต๋‹ˆ๋‹ค.

 

์ œํ•œ ์‚ฌํ•ญ

  • seoul์€ ๊ธธ์ด 1 ์ด์ƒ, 1000 ์ดํ•˜์ธ ๋ฐฐ์—ด์ž…๋‹ˆ๋‹ค.
  • seoul์˜ ์›์†Œ๋Š” ๊ธธ์ด 1 ์ด์ƒ, 20 ์ดํ•˜์ธ ๋ฌธ์ž์—ด์ž…๋‹ˆ๋‹ค.
  • "Kim"์€ ๋ฐ˜๋“œ์‹œ seoul ์•ˆ์— ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ™†

๋ฐฐ์—ด ์•ˆ ํ•ญ๋ชฉ์˜ ์ธ๋ฑ์Šค ์ฐพ๊ธฐ indexOf

function solution(seoul) {
  let answer = seoul.indexOf("Kim");
  return "๊น€์„œ๋ฐฉ์€ " + answer + "์— ์žˆ๋‹ค";
}