Submission #1186796

#	Time	Username	Problem	Language	Result	Execution time	Memory
1186796		njoop	Balloons (CEOI11_bal)	C++20	0 / 100	620 ms	10704 KiB

bal

#include <bits/stdc++.h>

using namespace std;

stack<pair<int, double>> s;
int n, x, r;

int main() {
    cin.tie(0)->sync_with_stdio(0);
    cin >> n;
    for(int i=1; i<=n; i++) {
        cin >> x >> r;
        double cr = r;
        bool cnt=1;
        while(s.size() && cnt) {
            int nx = s.top().first;
            double nr = s.top().second;
            cr = min(cr, (x-nx)*(x-nx)/(4*nr));
            if(nr > r) {
                cnt = 0;
            } else {
                s.pop();
            }
        }
        s.push({x, cr});
        cout << fixed << setprecision(3) << cr << "\n";
    }
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10