/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.text.*;
 
/* 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
	{
		String a = "19900416000000";
    String b = "19900415000000";
    DateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
    df.setLenient(false);
 
    try {
        df.parse(a);
    } catch (ParseException e) {
        System.out.println("a parse error");
        e.printStackTrace();
    }
 
    try {
        df.parse(b);
    }catch (ParseException e){
        System.out.println("b parse error");
        e.printStackTrace();
    }
	}
}

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