Cod sursa(job #903198)
Utilizator | Data | 1 martie 2013 19:04:58 | |
---|---|---|---|
Problema | Ciurul lui Eratosthenes | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.3 kb |
#include<fstream>
using namespace std;
int main()
{
ifstream fin("ciur.in");
ofstream fout("ciur.out");
int c,n,i;
fin>>n;
c=0;
for(i=1;i*i<n;i++)
{
if(n%i==0) c=c+2;
}
if(i==n) c++;
fout<<c;
fin.close();
fout.close();
return 0;
}