URI Online Judge Solution| 1012 Area

Problem:https://www.urionlinejudge.com.br/judge/en/problems/view/1012
Solution:
Don’t use float as in the problem it is said to use double
And hrere i have used End of file using while(scanf()==) loop

that means for 3 input i have given while(scanf(“%lf %lf %lf”,&a,&b,&c)==3)