#include <bits/stdc++.h> using namespace std; ifstream fin ("div3.in"); ofstream fout ("div3.out"); int n,a,i; int suma_cifre (int x) { int s=0; while (x) { s+=x; x/=10; } return s; } int main() { fin>>n; for (i=1; i<=n; i++) { fin>>a; if (suma_cifre(a)%3==0) fout<<a<<' '; } return 0; }