/* 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
	{
 
System.out.println( 
    LocalDate.parse(                    // Represent a date-only value, without time-of-day and without time zone.
        "23-Jan-2018" ,
        DateTimeFormatter.ofPattern(    // Define a formatting pattern to match your input.
            "dd-MMM-uuuu" ,             // The modern parsing codes have changed a bit from legacy codes. Study the class documentation carefully.
            Locale.US                   // Specify a locale to determine a human language to use in translating the name of the month.
        )                               
    )                                   // Returns a `LocalDate` object.
    .toString()                         // Generate text in standard ISO 8601 format to represent the value of this `LocalDate` object.
) ;
 
	}
}

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