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๊ณ„์‚ฐ๊ธฐ๋ฅผ ๋งŒ๋“ค์–ด ๋ด…์‹œ๋‹ค

๋ชฉ์ 

  • ๋‹จ์œ„ ํ…Œ์ŠคํŠธ๋ฅผ ์ตํ˜€๋ด…์‹œ๋‹ค.

๋‹จ์œ„ ํ…Œ์ŠคํŠธ๋Š” ๋ฌด์—‡์ธ๊ฐ€์š”?

  • ๋‹จ์œ„ ํ…Œ์ŠคํŠธ๋Š” ์‹ค์ œ ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์ด ๋‹ด๊ฒจ์ ธ ์žˆ๋Š” ์ฝ”๋“œ๋ฅผ ๊ตฌํ˜„ํ•œ ํ›„ JUnit๊ณผ ๊ฐ™์€ ๋„๊ตฌ๋ฅผ ํ™œ์šฉํ•ด ์ž‘์€ ๋‹จ์œ„๋ฅผ ํ…Œ์ŠคํŠธํ•˜๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
  • Input๊ณผ Output์ด ๋ช…ํ™•ํ•œ ํด๋ž˜์Šค ๋ฉ”์†Œ๋“œ์— ๋Œ€ํ•œ ๋‹จ์œ„ ํ…Œ์ŠคํŠธ๋ฅผ ์—ฐ์Šตํ•ด๋ด…์‹œ๋‹ค.

์š”๊ตฌ์‚ฌํ•ญ

  • ์‚ฌ์šฉ์ž๊ฐ€ ์ž…๋ ฅํ•œ ๋ฌธ์ž์—ด ๊ฐ’์— ๋”ฐ๋ผ ์‚ฌ์น™์—ฐ์‚ฐ์„ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋Š” ๊ณ„์‚ฐ๊ธฐ๋ฅผ ๊ตฌํ˜„ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • ๋ฌธ์ž์—ด ๊ณ„์‚ฐ๊ธฐ๋Š” ์‚ฌ์น™์—ฐ์‚ฐ์˜ ๊ณ„์‚ฐ ์šฐ์„ ์ˆœ์œ„๊ฐ€ ์•„๋‹Œ ์ž…๋ ฅ ๊ฐ’์— ๋”ฐ๋ผ ๊ณ„์‚ฐ ์ˆœ์„œ๊ฐ€ ๊ฒฐ์ •๋ฉ๋‹ˆ๋‹ค. ์ฆ‰, ์ˆ˜ํ•™์—์„œ๋Š” ๊ณฑ์…ˆ, ๋‚˜๋ˆ—์…ˆ์ด ๋ง์…ˆ, ๋บ„์…ˆ ๋ณด๋‹ค ๋จผ์ € ๊ณ„์‚ฐํ•ด์•ผ ํ•˜์ง€๋งŒ ์ด๋ฅผ ๋ฌด์‹œํ•ฉ๋‹ˆ๋‹ค.
  • ์˜ˆ๋ฅผ ๋“ค์–ด 2 + 3 * 4 / 2์™€ ๊ฐ™์€ ๋ฌธ์ž์—ด์„ ์ž…๋ ฅํ•  ๊ฒฝ์šฐ 2 + 3 * 4 / 2 ์‹คํ–‰ ๊ฒฐ๊ณผ์ธ 10์„ ์ถœ๋ ฅํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ์šฐ๋ฆฌ๊ฐ€ ์•Œ๊ณ ์žˆ๋Š” ์‚ฌ์น™์—ฐ์‚ฐ์˜ ๊ณ„์‚ฐ ์šฐ์„ ์ˆœ์œ„๋กœ ์ธํ•œ 3 * 4 / 2 + 2 ์˜ ๊ฒฐ๊ณผ์ธ 8์€ ์˜ค๋‹ต์ž…๋‹ˆ๋‹ค.

ํžŒํŠธ

  • ๋ฌธ์ž์—ด์„ ์ž…๋ ฅ๋ฐ›๊ณ  ๋นˆ ๊ณต๋ฐฑ ๋ฌธ์ž์—ด์„ ๊ธฐ์ค€์œผ๋กœ ๋ฌธ์ž๋“ค์„ ๋ถ„๋ฆฌํ•ด์•ผ ํ•˜๊ฒ ์ฃ ?

    String value = scanner.nextLine();
    String[] values = value.split(" ");
  • ๋ฌธ์ž์—ด์„ ์ •์ˆ˜๋กœ ๋ณ€๊ฒฝํ•˜๋Š” ๋ฐฉ๋ฒ•์œผ๋กœ๋Š” Integer ํด๋ž˜์Šค์˜ parseInt() ๋ฉ”์†Œ๋“œ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค.

    int number = Integer.parseInt("๋ฌธ์ž์—ด");

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