// [AED 01] O sentido da vida // ------------------------------------- // Pedro Ribeiro (DCC/FCUP) - 08/11/2021 // ------------------------------------- #include <iostream> using namespace std; int main() { int n, s; cin >> n; int count = 0; for (int i=0; i<n; i++) { cin >> s; if (s == 42) count++; } cout << count << endl; return 0; }