View Code of Problem 24

#include<stdio.h>
#include<math.h>
 main()
{
 int a,b,c;
 float s,m;
 while(scanf("%d %d %d",&a,&b,&c)!=EOF)
 {
 	s=(a+b+c)/2.0;
 	m=sqrt(s*(s-a)*(s-b)*(s-c));
 	printf("%.2f",m);
 }
	
}