Cod sursa(job #860678)

Utilizator geumb98Umbrarescu George geumb98 Data 20 ianuarie 2013 16:46:04
Problema Ciurul lui Eratosthenes Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.27 kb
#include<fstream.h>
ifstream f("ciur.in");
ofstream g("ciur.out");
bool v[100001];
int i,j,n;
int main()
{ f>>n;
  for(i=2;i<=n;i++) if(!v[i]) { g<<i<<" ";
								for(j=i+i;j<=n;j+=i) v[j]=1;
                               }
  f.close();
  g.close();
  return 0;
}