View Code of Problem 24

#include <stdio.h>
#include <math.h>
int main(){
  int a,b,c;
  float temp;
  float s;
  while (scanf("%d %d %d",&a,&b,&c) != EOF){
  temp=(a+b+c)/2.0;
  s=sqrt(temp*(temp-a)*(temp-b)*(temp-c));
  printf("%.2f\n",s);
  }
  
  
  
  return 0;

}