/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

import java.util.concurrent.TimeUnit ;
import java.time.* ;

/* 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
	{

    long secondsPerGenericDay = TimeUnit.DAYS.toSeconds( 1 ) ;
    long days = Year.of( 2018 ).length() ;
    long seconds = ( days * secondsPerGenericDay ) ;

    // …or…
    
    long secondsInYear = TimeUnit.DAYS.toSeconds( Year.of( 2018 ).length() ) ;

    System.out.println( "seconds: " + seconds + " = secondsInYear: " + secondsInYear ) ;



	}
}