How to convert 12 hour clock time into 24hour clock time ?

To convert 12 hour time to 24 hour time format we follow the steps below:

• If the time is between 12:00 AM and 12:59 AM, we subtract 12 hours.
• If the time is between 1:00 AM and 12:59 PM, 24 hour time is same as 12 hour time.
• If the time is between 1:00 PM and 11:59 PM, we add 12 hours to input time.