#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; for (int i = 1; i < n; i++) { int bai = i/100; int shi = i%100 / 10; int ge = i%100 % 10; if (bai == 3 ||shi == 3 || ge == 3) { cout << i << " "; } } return 0; }