[C++] 백준 15828 라우터

 

백준 15828 C++ 

#include <iostream>
#include <algorithm>
#include <queue>

using namespace std;

int n, t;
int main() {
    cin >> n;
    queue<int> q;
    while(1) {
        cin >> t;
        if(t == -1) break;
        if(t == 0) { q.pop(); continue; }
        if(q.size() == n) continue;
        q.push(t);
    }
    
    if(q.empty()) cout << "empty" << "\n";
    else {
        while(!q.empty()) {
            cout << q.front() << " ";
            q.pop();
        }
    }
}

 

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