Triangle

#include<stdio.h>
int main()
{
    float a,b,c,sum=0,area,perimetro,max,count=0;
    scanf("%f %f %f",&a,&b,&c);
    if(a>=b)
        if(a>=c)
        {
            max=a;
            if(max<b+c)
                count++;
        }
        else
        {
            max=c;
            if(max<a+b)
                count++;
        }
    else if(b>=c)
    {
        max=b;
        if(max<a+c)
            count++;
    }
    else
    {
        max=c;
        if(max<a+b)
            count++;
    }
    if(count==1)
    {
        perimetro=(a+b+c);
        printf("Perimetro = %.1f\n",perimetro);
    }
    else
    {
        area=0.5*(a+b)*c;
        printf("Area = %.1f\n",area);
    }
    return 0;
}