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

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

import java.time.* ;
import java.time.format.* ;

/* 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 input = "понеділок 12 квітень 07:00 2021";
		Locale locale = new Locale.Builder().setLanguage( "uk" ).setRegion( "UA" ).build();
		DateTimeFormatter f = DateTimeFormatter.ofPattern( "EEEE dd MMMM HH:mm yyyy" ).withLocale( locale );
		LocalDateTime ldt = LocalDateTime.parse( input , f );
		System.out.println( "ldt = " + ldt );
	}
}