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๐Ÿƒ‍โ™€๏ธprogrammers/Java

หšโ‚Šโœฉโ€งโ‚Š ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค java - ํ•˜์ƒค๋“œ ์ˆ˜ หšโ‚Šโœฉโ€งโ‚Š

HYEJU01 2024. 6. 16. 16:51

 

์ฒด๊ฐ Level : โ˜… โ˜† โ˜†
Review: ์ˆซ์ž์˜ ์ž๋ฆฟ์ˆ˜ ๊ตฌํ•˜๊ธฐ

 

๐Ÿ’ก์–‘์˜ ์ •์ˆ˜ x๊ฐ€ ํ•˜์ƒค๋“œ ์ˆ˜์ด๋ ค๋ฉด x์˜ ์ž๋ฆฟ์ˆ˜์˜ ํ•ฉ์œผ๋กœ x๊ฐ€ ๋‚˜๋ˆ„์–ด์ ธ์•ผ ํ•ฉ๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด 18์˜ ์ž๋ฆฟ์ˆ˜ ํ•ฉ์€ 1+8=9์ด๊ณ , 18์€ 9๋กœ ๋‚˜๋ˆ„์–ด ๋–จ์–ด์ง€๋ฏ€๋กœ 18์€ ํ•˜์ƒค๋“œ ์ˆ˜์ž…๋‹ˆ๋‹ค. ์ž์—ฐ์ˆ˜ x๋ฅผ ์ž…๋ ฅ๋ฐ›์•„ x๊ฐ€ ํ•˜์ƒค๋“œ ์ˆ˜์ธ์ง€ ์•„๋‹Œ์ง€ ๊ฒ€์‚ฌํ•˜๋Š” ํ•จ์ˆ˜, solution์„ ์™„์„ฑํ•˜์‹œ์˜ค

https://school.programmers.co.kr/learn/courses/30/lessons/12947

 

ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค

์ฝ”๋“œ ์ค‘์‹ฌ์˜ ๊ฐœ๋ฐœ์ž ์ฑ„์šฉ. ์Šคํƒ ๊ธฐ๋ฐ˜์˜ ํฌ์ง€์…˜ ๋งค์นญ. ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค์˜ ๊ฐœ๋ฐœ์ž ๋งž์ถคํ˜• ํ”„๋กœํ•„์„ ๋“ฑ๋กํ•˜๊ณ , ๋‚˜์™€ ๊ธฐ์ˆ  ๊ถํ•ฉ์ด ์ž˜ ๋งž๋Š” ๊ธฐ์—…๋“ค์„ ๋งค์นญ ๋ฐ›์œผ์„ธ์š”.

programmers.co.kr

 

 

 

 

class Solution {
    public boolean solution(int x) {
        boolean answer = true;
        
        int sum = 0;
        int xx = x;
        int[] arr = {10000,1000,100,10,1};
        
        
        while (x > 0){
            for (int n : arr){
                sum += x / n;
                x %= n;
            }
        }

        if ( xx % sum != 0 ){
            answer = false;
        } 
        
        
        return answer;
    }
}