/******************************************************************************

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*******************************************************************************/
#include <stdio.h>
#include <iostream>

using namespace std;

int main()
{
   int a,b,c;
   
   cout << "Zadej stranu a:";
   cin >> a;
   cout << endl << "Zadej stranu b:";
   cin >> b;
   cout << endl << "Zadej stranu c:";
   cin >> c;

if (a+b>c & b+c>a & a+c>b) 
        {
        if (a==b & b==c) 
                {cout << endl << "Rovnostranny trojuhelnik"; }
                else
                {
                if (a==b | b==c | c==a) 
                        {    
                          if (a*a+b*b==c*c | b*b+c*c==a*a | c*c+a*a==b*b)
                               {cout << endl << "Rovnoramenny a pravouhly trojuhelnik"; }
                                else
                               {cout << endl << "Rovnoramenny trojuhelnik";}
                        }
                        else
                        {
                        if (a*a+b*b==c*c | b*b+c*c==a*a | c*c+a*a==b*b)
                               {cout << endl << "Pravouhly trojuhelnik"; }  
                               else
                               {cout << endl << "Obecny trojuhelnik"; }
                    
                        }
            
                }
        }        
        else
        {cout << endl << "Toto neni trojuhelnik"; }
    return 0;
}