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miinsun

[Algorithm]μ•Œκ³ λ¦¬μ¦˜ μžλ°”_2 λŒ€μ†Œλ¬Έμž λ³€ν™˜ λ³Έλ¬Έ

Algorithm/Java

[Algorithm]μ•Œκ³ λ¦¬μ¦˜ μžλ°”_2 λŒ€μ†Œλ¬Έμž λ³€ν™˜

miinsun 2022. 1. 2. 22:54

 

πŸ’¬ λ¬Έμ œ μ„€λͺ…

λŒ€λ¬Έμžμ™€ μ†Œλ¬Έμžκ°€ 같이 μ‘΄μž¬ν•˜λŠ” λ¬Έμžμ—΄μ„ μž…λ ₯λ°›μ•„ λŒ€λ¬ΈμžλŠ” μ†Œλ¬Έμžλ‘œ μ†Œλ¬ΈμžλŠ” λŒ€λ¬Έμžλ‘œ λ³€ν™˜ν•˜μ—¬ 좜λ ₯ν•˜λŠ” ν”„λ‘œκ·Έλž¨μ„ μž‘μ„±ν•˜μ„Έμš”.

 

πŸ”¨ μž…μΆœλ ₯ 예

μž…λ ₯ - 첫 쀄에 λ¬Έμžμ—΄μ΄ μž…λ ₯λœλ‹€. λ¬Έμžμ—΄μ˜ κΈΈμ΄λŠ” 100을 λ„˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€. λ¬Έμžμ—΄μ€ μ˜μ–΄ μ•ŒνŒŒλ²³μœΌλ‘œλ§Œ κ΅¬μ„±λ˜μ–΄ μžˆμŠ΅λ‹ˆλ‹€.

StuDY

좜λ ₯ - 첫 쀄에 λŒ€λ¬ΈμžλŠ” μ†Œλ¬Έμžλ‘œ, μ†Œλ¬ΈμžλŠ” λŒ€λ¬Έμžλ‘œ λ³€ν™˜λœ λ¬Έμžμ—΄μ„ 좜λ ₯ν•©λ‹ˆλ‹€.

sTUdy

​

πŸ’» Solution.java

import java.util.Scanner;
  
public class Main {
	public String solution(String str) {
		String newStr  = "";
		
		for(char c: str.toCharArray()) {
			if(Character.isLowerCase(c))
				newStr += Character.toUpperCase(c);
			else
				newStr += Character.toLowerCase(c);
		}
		
		return newStr;
	}
	
	public static void main(String[] args){
		Main main  = new Main();
		Scanner sc =new Scanner(System.in);
		String str = sc.next();
		
		System.out.println(main.solution(str));
		sc.close();
		return ;
	}
}

 

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