[SWEA] 연월일 달력

import java.util.Scanner;
import java.io.FileInputStream;

class Solution
{
	public static void main(String args[]) throws Exception
	{
		Scanner sc = new Scanner(System.in);
		int T;
		T=sc.nextInt();
		int[] days = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
		for(int i = 0; i<T; i++){
            String s=sc.next();
        String year=s.substring(0,4);
        String month=s.substring(4,6);
        String day=s.substring(6,8);
         if(Integer.parseInt(month)>=1 && Integer.parseInt(month)<=12 && Integer.parseInt(day)>=0 && Integer.parseInt(day)<=days[Integer.parseInt(month)-1])
             System.out.println("#"+(i+1)+" "+year+"/"+month+"/"+day);
            else {
                System.out.println("#"+(i+1)+" -1");
		}
	
}
    }