UVA Problem 10195(The Knights Of The Round Table) Solution

Problem Solving, UVa

#include <bits/stdc++.h>

using namespace std;

int main()

{

    double a,b,c;

    double S,A,R;

    while(cin>>a>>b>>c)

    {

        S=(a+b+c)/2;

         if(S==0)

        {

            printf("The radius of the round table is: 0.000\n");

        }

        else

        {

        A=S*(S-a)*(S-b)*(S-c);

        R=sqrt(A)/S;

        printf("The radius of the round table is: %.3lf\n",R);

        }

    }

    return 0;

}

 

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