#include <iostream>
#include <stack>
using namespace std;

int main() {
    stack <int> s;
	
	s.push(12);s.push(32);s.push(123);s.push(76);s.push(442);s.push(243);s.push(123);
	
    for (int i = 0; i < 7; i++) {
        cout << s.top() << "\n";
        s.pop();
    }
    
}