Cod sursa(job #874491)

Utilizator GainusaHij Lucian Gainusa Data 8 februarie 2013 17:07:42
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<fstream>
using namespace std;
ifstream f("fractii.in");
ofstream g("fractii.out");

int main ()
{
	long n, i, j,sum=0,ok=1;
	f>>n;
	sum=sum+2*n-1;
	for(i=1;i<=n;i++)
		for(j=1;j<=n;j++)
		{
			ok=1;
			if(j%i==0 || i%j==0)
				ok=0;
			if(ok==1)
				sum++;
		}
	g<<sum;
}