Time Conversion

Problem Statement

You are given time in AM/PM format. Convert this into a 24 hour format.

Note Midnight is 12:00:00AM or 00:00:00 and 12 Noon is 12:00:00PM.

Input Format

Input consists of time in the AM/PM format i.e. hh:mm:ssAM or hh:mm:ssPM
where
01≤hh≤12
00≤mm≤59
00≤ss≤59

Output Format

You need to print the time in 24 hour format i.e. hh:mm:ss
where
00≤hh≤23
00≤mm≤59
00≤ss≤59

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import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Solution { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String s = "07:05:45PM"; DateFormat inFormat = new SimpleDateFormat( "hh:mm:ssaa"); DateFormat outFormat = new SimpleDateFormat( "HH:mm:ss"); Date date = null; try { date = inFormat.parse(s); }catch (ParseException e ){ e.printStackTrace(); } if( date != null ){ String myDate = outFormat.format(date); System.out.println(myDate); } } }