#include<bits/stdc++.h> using namespace std; int main(){ int n; cin >> n; for(int i = 0;i<n;i++){ int g = i%10; int s = i/10%10; int b = i/100%10; if(g == 3 || s == 3 || b == 3){ cout << i << " "; } } return 0; }