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[ํžŒํŠธ ๋ฌธ์ œ2-4] ๋ฌธ์ž์—ด

์‹œํ๋ฆฌํ‹ฐ์ง€ํ˜ธ 2023. 9. 27.

๋ฌธ์ œ ์„ค๋ช…

๋ฌธ์ž์—ด str1, str2๊ฐ€ ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. str1 ์•ˆ์— str2๊ฐ€ ์žˆ๋‹ค๋ฉด 1์„ ์—†๋‹ค๋ฉด 2๋ฅผ returnํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด์ฃผ์„ธ์š”.


์ œํ•œ์‚ฌํ•ญ
  • 1 ≤ str1์˜ ๊ธธ์ด ≤ 100
  • 1 ≤ str2์˜ ๊ธธ์ด ≤ 100
  • ๋ฌธ์ž์—ด์€ ์•ŒํŒŒ๋ฒณ ๋Œ€๋ฌธ์ž, ์†Œ๋ฌธ์ž, ์ˆซ์ž๋กœ ๊ตฌ์„ฑ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค.

์ž…์ถœ๋ ฅ ์˜ˆstr1str2result
"ab6CDE443fgh22iJKlmn1o" "6CD" 1
"ppprrrogrammers" "pppp" 2
"AbcAbcA" "AAA" 2

์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช…

์ž…์ถœ๋ ฅ ์˜ˆ #1

  • "ab6CDE443fgh22iJKlmn1o" str1์— str2๊ฐ€ ์กด์žฌํ•˜๋ฏ€๋กœ 1์„ returnํ•ฉ๋‹ˆ๋‹ค.

์ž…์ถœ๋ ฅ ์˜ˆ #2

  • "ppprrrogrammers" str1์— str2๊ฐ€ ์—†์œผ๋ฏ€๋กœ 2๋ฅผ returnํ•ฉ๋‹ˆ๋‹ค.

์ž…์ถœ๋ ฅ ์˜ˆ #3

  • "AbcAbcA" str1์— str2๊ฐ€ ์—†์œผ๋ฏ€๋กœ 2๋ฅผ returnํ•ฉ๋‹ˆ๋‹ค.

<<ํ’€์ด>>

contains() ๋ฉ”์†Œ๋“œ๋ฅผ ์ด์šฉ

class Solution {
    public int solution(String str1, String str2) {
        int result = 0;
        if(str1.contains(str2)){
            result = 1;
        } else {
            result = 2;
        }

        return result;
    }
}

๋Œ“๊ธ€