#include <iostream>
using namespace std;


int main() {

	int a = 0, b = 0, c = 0;

	cout << "Unesite tri stranice trougla: ";
	cin >> a >> b >> c;

	if (a < 0 || b < 0 || c < 0) {
		cout << "Ne postoji trougao sa negativnim stranicama!";
	}
	else if ((a > 0 && b > 0 && c > 0) && (a + b > c && a + c > b && b + c > a)){
		cout << "Postoji trougao stranica: " << a << ", " << b << " i " << c << endl;
	}
	else {
		cout << "Ne postoji trougao stranica: " << a << ", " << b << " i " << c << endl;

	}

	system("pause>0");
	return 0;
}