View Code of Problem 24

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

/*
Main.c: In function 'main':
Main.c:6:9: error: expected identifier or '(' before 'float'
         float area;
         ^~~~~
Main.c:10:3: error: 'area' undeclared (first use in this function); did you mean 'fread'?
   area=sqrt(p*(p-a)*(p-b)*(p-c));
   ^~~~
   fread
Main.c:10:3: note: each undeclared identifier is reported only once for each function it appears in
*/