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๐Ÿƒ‍โ™€๏ธprogrammers/Java

หšโ‚Šโœฉโ€งโ‚Š ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - java ๋” ํฌ๊ฒŒ ํ•ฉ์น˜๊ธฐ หšโ‚Šโœฉโ€งโ‚Š

HYEJU01 2024. 4. 25. 01:38

๐Ÿ’ก ์ง์ ‘ ํ‘ผ ์ฝ”๋“œ 

class Solution {
    public int solution(int a, int b) {
        int answer = 0;
        String a1 = String.valueOf(a); String b1 = String.valueOf(b);
        
        if(Integer.valueOf(a1+b1) > Integer.valueOf(b1+a1)){
            answer = Integer.valueOf(a1+b1);
        } else {
             answer = Integer.valueOf(b1+a1);
        }
        
        
        return answer;
    }
}

 

์ •์ˆ˜ ๊ฐ’์€ ๋ฌธ์ž์—ด ๊ฐ’์œผ๋กœ ํ˜•๋ณ€ํ™˜ํ•ด์„œ + ์—ฐ์‚ฐ์ž๋ฅผ ํ†ตํ•ด ๋ฌธ์ž์—ด์„ ์ด์–ด์ค€๋‹ค. 

์ดํ›„ answer ์— ๋“ค์–ด๊ฐˆ ๊ฐ’์€ ์ •์ˆ˜๋กœ ๋ณ€ํ™˜ ํ•ด์ค€๋‹ค. 

 

๐Ÿ’ฌString.valueOf() - ๋‹ค์–‘ํ•œ ํƒ€์ž…์˜ ๊ฐ’์„ ๋ฌธ์ž์—ด๋กœ ๋ณ€ํ™˜

๐Ÿ’ฌInteger.valueOf() - ๋ฌธ์ž์—ด ๊ฐ’์„ ์ •์ˆ˜๋กœ ๋ฐ”๊พธ๋Š” ํ•จ์ˆ˜

 

 

 

๐Ÿ’ก ์ข‹์€ ์ฝ”๋“œ 

 

class Solution {
    public int solution(int a, int b) {
        int answer = 0;
        int aLong = Integer.parseInt(""+a+b);
        int bLong = Integer.parseInt(""+b+a);
        answer = aLong > bLong ? aLong : bLong;

        return answer;
    }
}

 

a+b ์˜ ๋ฌธ์ž์—ด ๊ฐ’ >  b+a ์˜ ๋ฌธ์ž์—ด ๊ฐ’ ?

์„ ์‚ผํ•ญ์—ฐ์‚ฐ์ž๋กœ ํ‘œํ˜„ํ–ˆ๋‹ค !

String.valueOf()  ์—†์ด ๋ฌธ์ž์—ด๋กœ ์ฒ˜๋ฆฌํ•˜๋Š” ๋ฐฉ๋ฒ•๋„ ์•Œ๊ฒŒ๋๋‹ค!

 

 

๐Ÿ’ฌ ์ž๋ฐ”๋Š” ๋ฌธ์ž์—ด + ์ˆซ์ž์—์„œ ์ˆซ์ž -> ๋ฌธ์ž์—ด๋กœ ์ฒ˜๋ฆฌํ•œ๋‹ค!

๐Ÿ’ฌ  ์‚ผํ•ญ ์—ฐ์‚ฐ์ž !    ์กฐ๊ฑด์‹ ? ์ฐธ : ๊ฑฐ์ง“