Submission #925023

#	Time	Username	Problem	Language	Result	Execution time	Memory
925023		VMaksimoski008	Balloons (CEOI11_bal)	C++14	100 / 100	233 ms	5092 KiB

bal

#include <bits/stdc++.h>
using namespace std;
#define f first
#define s second

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

    vector<pair<double, double> > v(n);
    for(auto &x : v) cin >> x.f >> x.s;

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

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