Cod sursa(job #213278)

Utilizator 2pakTureac Adrian-Stefan 2pak Data 9 octombrie 2008 01:23:56
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;

void fractie() {
	ifstream f("fractii.in");
	ofstream g("fractii.out");
	long i, j, nr, n, x=0;
	f>>n;
	f.close();
	nr=2*n-3;
	for (i=4 ; i<=n ; i++)
		for (j=2 ; j<=i-2 ; j++)
			if ((i%j) || (i*j%2)) nr++;				
	g<<nr*2+1;
	g.close();
}

int main() {
	fractie();
}