#include<bits/stdc++.h> using namespace std; int main(){ int room[110]={0},n=0; for(int j=2;j<=100;j++){ for(int i=1;i<=100;i++){ if(i%j==0){ room[i] = !room[i]; } } } for(int i=1;i<=100;i++){ if(room[i]==0){ cout<<i<<" "; } } return 0; }