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package StudyJava.Chap04;

import java.util.Scanner;

public class Q4_5 {

public static void main(String[] args){

Scanner sc = new Scanner(System.in);

int no;

// 입력값 검증

do {

no = sc.nextInt();

}while(no <= 0);

// 입력값 출력

while (no >= 0){

System.out.println(no--);

}

System.out.println(no);

}

}