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๐Ÿƒ‍โ™€๏ธprogrammers/Java

หšโ‚Šโœฉโ€งโ‚Š ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค java - ์ฝœ๋ผ ๋ฌธ์ œ หšโ‚Šโœฉโ€งโ‚Š

HYEJU01 2024. 7. 1. 18:57
์ฒด๊ฐ Level : โ˜… โ˜… โ˜… 
Review:  ์žฌ๊ท€์ ์œผ๋กœ ํ‘ธ๋Š” ๊ฑด ์•Œ์•˜์ง€๋งŒ ์ฝ”๋“œ์ž‘์„ฑ์—์„œ ๋ง‰๋ง‰ํ•ด์กŒ๋‹ค.. 
์ˆ˜ํ•™์  ์‚ฌ๊ณ ๊ฐ€ ๋ถ€์กฑํ–ˆ๋‹ค ใ… ใ… 

 

๐Ÿ’ก์ฝœ๋ผ๋ฅผ ๋ฐ›๊ธฐ ์œ„ํ•ด ๋งˆํŠธ์— ์ฃผ์–ด์•ผ ํ•˜๋Š” ๋ณ‘ ์ˆ˜ a, ๋นˆ ๋ณ‘ a๊ฐœ๋ฅผ ๊ฐ€์ ธ๋‹ค ์ฃผ๋ฉด ๋งˆํŠธ๊ฐ€ ์ฃผ๋Š” ์ฝœ๋ผ ๋ณ‘ ์ˆ˜ b, ์ƒ๋นˆ์ด๊ฐ€ ๊ฐ€์ง€๊ณ  ์žˆ๋Š” ๋นˆ ๋ณ‘์˜ ๊ฐœ์ˆ˜ n์ด ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. ์ƒ๋นˆ์ด๊ฐ€ ๋ฐ›์„ ์ˆ˜ ์žˆ๋Š” ์ฝœ๋ผ์˜ ๋ณ‘ ์ˆ˜๋ฅผ return

https://school.programmers.co.kr/learn/courses/30/lessons/132267#

 

 

[์ฐธ๊ณ  ์ฝ”๋“œ]

n์€ a๋ณด๋‹ค ํฌ๊ฑฐ๋‚˜ ๊ฐ™์„ ๋•Œ (a ๋ฏธ๋งŒ๊นŒ์ง€ ๋œ๋‹ค๊ณ  ํ‘œ๊ธฐ๋˜์–ด์žˆ๋”ฐ.)

( ์ฆ‰, ๋‹ค์Œ์— ๋‚˜๋ˆ ์งˆ n ๊ฐ’์— ๋‚˜๋จธ์ง€๊ฐ’์„ ๋„ฃ์–ด์„œ ์žฌ๊ท€์  ์—ฐ์‚ฐ ์ˆ˜ํ–‰)

class Solution {
    public int solution(int a, int b, int n) {
        int answer = 0;

        while (n >= a) {
            answer += b * (n / a);
            n = b * (n / a) + n % a;
        }

        return answer;
    }
}

 

 

[์‹œ๋„ํ•œ ์ฝ”๋“œ]

class Solution {
    public int solution(int a, int b, int n) {
        int answer = 0;
        int tmp = 0;
        int rest = 0;
        tmp = n;
        
        while (tmp >= b){
            rest += (tmp % a);
            tmp = (int)(tmp / a) * b;
            answer += tmp;
        
            if (rest / a >= 1){
                answer += (int)(rest / a) * b;
                rest = (rest % a) ;
            }
        }
        
        return answer;
    }
}