Submission #403052

#	Time	Username	Problem	Language	Result	Execution time	Memory
403052		SirCovidThe19th	Balloons (CEOI11_bal)	C++14	100 / 100	761 ms	5396 KiB

bal

#include <bits/stdc++.h>
using namespace std;

int main(){
    
    int n; cin >> n;
    //pos, rad
    stack<pair<long double, long double>> stack;
    for (int i = 0; i < n; i++){
        long double loc, sz; cin >> loc >> sz;
        while (!stack.empty()){
            sz = min(sz, ((loc-stack.top().first)*(loc-stack.top().first))/(4*stack.top().second));
            if (sz >= stack.top().second) stack.pop();
            else break;
        }
        stack.push({loc, sz});
        cout<<fixed<<setprecision(3)<<sz<<endl;
    }
}

• 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