title: How to find the difference between two times in c?
body: <p>my first time is 12:10:20 PM and second time is 7:10:20 Am of the same day how can i find diff b/w them??</p>
  
  <p>My idea is convert all the time to seconds and find the difference again convert to time</p>
  
  <p>is it good Approch r anything else??</p>