View Code of Problem 24

#include<stdio.h>
#include<math.h>
    int main(int argc, const char * argv[]) {
        // insert code here...
    
        int a=0,b=0,c=0;
        double p,S;
        while(scanf("%d %d %d",&a,&b,&c)!=EOF)
        {
            p=0.5*(a+b+c);
            S=sqrt(p*(p-a)*(p-b)*(p-c));
            printf("%.2f\n",S);
        }
    }