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