View Code of Problem 24

#include<stdio.h>
#include<math.h>
int main()
{
	float a,b,c,p,s;
	scanf("%f%f%f",&a,&b,&c);
	if(a+b>c&&a+c>b&&b+c>a){
	p=(a+b+c)/2;
	s=sqrt(p*(p-a)*(p-b)*(p-c));
	printf("%f",s);}
	else 
	printf("shurucuowu");
	return 0;
 }