/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* 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 pattern = "(?i).*\\b(?:(?<twelve>(?:0?[0-9]|1[0-2]):[0-5][0-9](?::[0-5][0-9])?[ ]*[ap]\\.?m\\.?)|(?<twfour>(?:[01]?[0-9]|2[0-3]):[0-5][0-9](?::[0-5][0-9])?))\\b.*";
		String str = "The current time in London is 6:00 PM, what is the time in Toronto?";
		System.out.println(str.matches(pattern));
	}
}

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