include[HTML_REMOVED]

using namespace std;
int main()
{
double a,b,c,p,s;
scanf(“%lf%lf%lf”,&a,&b,&c);
if(a+b>c&&a+c>b&&b+c>a)
{
p=a+b+c;
printf(“Perimetro = %.1f”,p);
}
else
{
s=0.5(a+b)c;
printf(“Area = %.1f”,s);
}
return 0;
}