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Cod sursa(job #632097)
#include <fstream>
//#include <iostream>
using namespace std;
unsigned long n;
bool a[2000000];
int main()
{
ifstream f("ciur.in");
ofstream g("ciur.out");
f>>n;
a[2]=true;
a[3]=true;
for(int i=5;i<=n;i=i+6)
a[i]=true;
for(int i=7;i<=n;i=i+6)
a[i]=true;
for(int i=4;i<=n;i=i+2)
a[i]=false;
for(int i=6;i<=n;i=i+3)
a[i]=false;
for(int i=14;i<=n;i=i+7)
a[i]=false;
for(int i=1;i<=n;i++)
if(a[i])g<<i<<' ';
g<<'\n';
f.close();
g.close();
return 0;
}