Cod sursa(job #178749)

Utilizator andoAndronic Octavian ando Data 15 aprilie 2008 08:17:09
Problema Ciurul lui Eratosthenes Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.29 kb
Raporteaza aceasta sursa 
#include<fstream.h>
ifstream f("ciur.in");
ofstream g("ciur.out");
int main (){
 long n,i,j;
 char v[2000005];
 f>>n;
 for(i=0; i<n; i++)
   v[i]=1;
 for(i=2; i<n; i++)
   if(v[i]){
     g<<i<<' ';
     for(j=i; j<n; j+=i)
       v[j]=0;
     }
f.close();
g.close();
return 0;
}