Cod sursa(job #1537902)

Utilizator MarincasValentinMarincasValentin MarincasValentin Data 28 noiembrie 2015 11:44:53
Problema Ciurul lui Eratosthenes Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.38 kb
#include<fstream>
using namespace std;
ifstream in ("ciur.in");
ofstream out ("ciur.out");
bool v[200000001];
int main()
{
    int i,n,j;
    in>>n;
    for(i=2; i<=n; i++)
        if(v[i]==0)
            for(j=i+1; j<=n; j++)
                if(j%i==0)
                    v[j]=1;
    for(i=2; i<=n; i++)
        if(v[i]==0)
            out<<i<<" ";
    return 0;

}