#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,b=1,a;
    cin>>n;
    while(b<=n){
        a=b;
        if(a%10==1||a%10==3||a%10==5||a%10==7){
            cout<<b<<endl;
        }
        b++;
    }
/**************************************************************
	Problem: 1698
	User: tonghuawei
	Language: C
	Result: Compile Error
****************************************************************/