Submission #835356

#	Time	Username	Problem	Language	Result	Execution time	Memory
835356		Dyzio96	Balloons (CEOI11_bal)	C++14	0 / 100	123 ms	3048 KiB

bal

#include <bits/stdc++.h>
using namespace std;
const int M = 2e5 +7;
int n;

// pair<int,int> baloon[M];
const int pre = 3;

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cin >> n;
	vector<double> radius(n);
	stack<pair<double ,double >> s;
	// s.push({baloon[0].first,baloon[0].second});
	double  max_r;
	for (int i = 0;  i <n;i++){
		double a, x;
		cin >> a >> x;
		max_r = x;
		// max_r= ((a - s.top().first) *   (a - s.top().first))/4 * s.top().second;
		while(!s.empty()){
			double  last_r= ((a - s.top().first) *   (a - s.top().first))/4 * s.top().second;
			max_r = max(last_r,max_r);
			if ( max_r > s.top().second){
				s.pop();
				continue;
			}
			else {
				break;
			}
			s.push({a,max_r});
			radius[i] = max_r;
		}
	}
	cout << fixed << setprecision(pre);
	for (double &r: radius) {cout << r << '\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