제출 #925021

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
925021		VMaksimoski008	Balloons (CEOI11_bal)	C++14	100 / 100	242 ms	9044 KiB

bal

#include <bits/stdc++.h>
using namespace std;
using pdd = pair<double, double>;

int32_t main() {
    int n;
    cin >> n;

    vector<pdd> v(n);
    for(pdd &x : v) cin >> x.first >> x.second;

    stack<int> st;
    for(int i=0; i<n; i++) {
        while(!st.empty()) {
            v[i].second = min(v[i].second, (v[st.top()].first - v[i].first) * (v[st.top()].first - v[i].first) / (4 * v[st.top()].second));
            if(v[st.top()].second >= v[i].second) break;
            st.pop();
        }

        st.push(i);
        cout << setprecision(3) << fixed << v[i].second << '\n';
    }

    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10