/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
	 Scanner sc = new Scanner(System.in);
 
 
    // 키보드로부터 문자열 입력받기
    System.out.print("아무 문자열이나 입력해 보세요: ");
    System.out.println(sc.nextLine());
    // 키보드로 입력한 문자열이 그대로 출력됩니다.
 
 
 
    // 키보드로부터 실수형 숫자 입력받기 (정수형 입력해도 됨)
    // 숫자가 아닌 문자를 입력하면 InputMismatchException 발생
    System.out.print("아무 실수나 입력해 보세요: ");
    double d = sc.nextDouble();
    System.out.println(d + 1);
    // 키보드로 입력한 숫자(64비트 실수)에 1을 더하여 출력
    // 그런데 만약 이 부분에서 숫자를 100 200 이렇게 2개 입력하면
    // 아래의 정수 입력 예제에 200 이라는 값이 자동으로 들어가 버립니다
 
 
 
 
    // 정수 입력받기 (실수형 입력하면 에러남)
    System.out.print("아무 정수나 입력해 보세요: ");
    try { // 1.0 등의 실수를 잘못 입력한 경우 에러 처리
        System.out.println(sc.nextInt() + 1);
    } catch (InputMismatchException ime) {
        System.err.println("에러! 정수가 아닌 실수/문자를 입력하셨군요: " + ime);
        System.exit(1);
    }
    // 키보드로 입력한 정수에 1을 더하여 출력
 
	// your code goes here
	}
}

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