Cod sursa(job #1766119)

Utilizator cyprcCristea Ciprian - Raul cyprc Data 27 septembrie 2016 15:54:47
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include<fstream>

int main()
{
	std::ifstream f("fractii.in");
	std::ofstream g("fractii.out");
	int n;
	f >> n;
	f.close();
	int nr = 2 * n-1;
	for (int i = 2; i < n; i++)
	{
		for (int j = i+1; j <= n; j++)
		{
			if (i%j == 0 || j%i == 0) continue;
			nr+=2;
		}
	}
	g << nr;
	g.close();
	return 1;
}