토요스터디 / 3주차 (자리바꾸기 꿀팁 코드)

 

 

 

 

 

 

 

 

 

 

 

 

★★★★★ 자리바꾸기 꿀팁 코드 ★★★★★

 

		char[] alphabet = new char[14];
		int size = alphabet.length;
		
		
		{
			FileInputStream fis = new FileInputStream("res/alphabet.txt");
			
			for(int i=0; i<size; i++) {
				alphabet[i] = (char)fis.read();
//				System.out.print(alphabet[i]);
			}
		}
		
		{
			for(int i=0; i<size; i++) {
				System.out.print(alphabet[size-1-i]);
			}
//			System.out.println("자리변경완");
		}
		
		
		{
			FileOutputStream fos = new FileOutputStream("res/alphabet.txt");
			for(int i=0; i<size; i++) {
				fos.write(alphabet[size-1-i]);
			}
			System.out.println("저장 완료");
		
		}