AOJ0013
Switching Railroad Cars | Aizu Online Judge
#include <iostream> #include <stack> using namespace std; int main() { stack<int> s; int n; while (cin >> n) { if (n != 0) { s.push(n); } else { cout << s.top() << endl; s.pop(); } } return 0; }
Switching Railroad Cars | Aizu Online Judge
#include <iostream> #include <stack> using namespace std; int main() { stack<int> s; int n; while (cin >> n) { if (n != 0) { s.push(n); } else { cout << s.top() << endl; s.pop(); } } return 0; }