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hELLO ยท Designed By ์ •์ƒ์šฐ.
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My dev Note๐Ÿ“’

Java & Spring/Java Algorithm

[์ž๋ฐ”/ํŒŒ์ด์ฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜] ์„ ํƒ ์ •๋ ฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜

2022. 12. 19. 19:55
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์„ ํƒ ์ •๋ ฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜์ด๋ž€

๋ฐ์ดํ„ฐ ํ•˜๋‚˜๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๋‚˜๋จธ์ง€ ๋ฐ์ดํ„ฐ์™€ ๋น„๊ตํ•˜์—ฌ ๊ฐ€์žฅ ์ž‘๊ฑฐ๋‚˜ ํฐ ๋ฐ์ดํ„ฐ์™€ ์ž๋ฆฌ๋ฅผ ๋ฐ”๊พธ๋Š” ์‹์œผ๋กœ ๋ฐ˜๋ณต ๋น„๊ตํ•˜๋Š” ์ •๋ ฌ ๋ฐฉ๋ฒ•์ด๋‹ค.

์„ ํƒ ์ •๋ ฌ์€ ๋ฐ์ดํ„ฐ์˜ ๊ฐœ์ˆ˜๊ฐ€ n๊ฐœ์ด๋ฉด ์ „์ฒด ํšŒ์ „์ˆ˜๋Š” n-1ํšŒ์ด๋‹ค.

์„ ํƒ ์ •๋ ฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜์ด ์˜ค๋ฆ„์ฐจ์ˆœ์ด๋ผ๋ฉด ๋ฐฐ์—ด์˜ ์ฒ˜์Œ๋ถ€ํ„ฐ ๊ฐ€์žฅ ์ž‘์€ ๋ฐ์ดํ„ฐ๊ฐ€ ์ฑ„์›Œ์ง„๋‹ค.

1ํšŒ์ „ : 0๋ฒˆ์งธ ์ธ๋ฑ์Šค๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๋‚˜๋จธ์ง€ ๋ฐ์ดํ„ฐ์™€ ๋น„๊ตํ•˜์—ฌ ๊ฐ€์žฅ ์ž‘์€ ๊ฐ’๊ณผ ์ž๋ฆฌ๋ฅผ ๋ฐ”๊พธ๋Š” ๊ณผ์ •์„ ๋ฐ˜๋ณตํ•˜์—ฌ 0๋ฒˆ์งธ ์ธ๋ฑ์Šค์—๋Š” ๊ฐ€์žฅ ์ž‘์€ ๊ฐ’์ด ๋“ค์–ด๊ฐ€๋Š” ๊ฒƒ์ด๋‹ค.

2ํšŒ์ „ : 1๋ฒˆ์งธ ์ธ๋ฑ์Šค๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๋’ค์— ๋‚จ์€ ๋‚˜๋จธ์ง€ ๋ฐ์ดํ„ฐ์™€ ๋น„๊ตํ•˜์—ฌ ๊ฐ€์žฅ ์ž‘์€ ๊ฐ’๊ณผ ์ž๋ฆฌ๋ฅผ ๋ฐ”๊พธ๋Š” ๊ณผ์ •์„ ๋ฐ˜๋ณตํ•˜์—ฌ 1๋ฒˆ์งธ ์ธ๋ฑ์Šค์—๋Š” ๋‘๋ฒˆ์งธ๋กœ ์ž‘์€ ๊ฐ’์ด ๋“ค์–ด๊ฐ€๋Š” ๊ฒƒ์ด๋‹ค.

 

 

์ž๋ฐ” ์ฝ”๋“œ

public class App {
    public static void main(String[] args) throws Exception {
        //[1] Input
        int [] numbers = {23,56,65,2,2,3,3};
        //[2] Process
        for(int i=0; i<numbers.length; i++) {
            for(int j=i+1; j<numbers.length; j++) {
                if(numbers[i] > numbers[j]){
                    int temp = numbers[i] ;
                    numbers[i] = numbers[j];
                    numbers[j] = temp;
                }
            }
        }
        //[3] Output
        for(int i=0; i<numbers.length; i++) {
            System.out.println(numbers[i]);
        }
    }
}

ํŒŒ์ด์ฌ ์ฝ”๋“œ

numbers = [23,56,65,2,2,3,3]
for i in range(0, len(numbers)-1):
    for j in range(i+1, len(numbers)):
            if abs(numbers[i] > numbers[j]) :
                temp = numbers[i]
                numbers[i] = numbers[j]
                numbers[j] = temp
                
for i in range(len(numbers)):
    print(numbers[i])
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