Submission #1130265

#	Time	Username	Problem	Language	Result	Execution time	Memory
1130265		Abdalaziz_Alshami	Balloons (CEOI11_bal)	C++20	100 / 100	157 ms	2572 KiB

bal

#include<bits/stdc++.h>
#define int long long 
using namespace std;
signed main() {
	ios::sync_with_stdio(false); cin.tie(nullptr);
	int n; cin>>n;
	stack<pair<int,double>>st;
	for(int i=0;i<n;i++){
		int x; double r; cin>>x>>r;
		while(st.size()){
			auto [y,r2]=st.top();
			double g=1.0*(x-y)*(x-y)/(4*r2);
			r=min(g,r);
			if(r>=r2) st.pop();
			else break;
		}
		cout<<fixed<<setprecision(6)<<r<<'\n';
		st.push({x,r});
	}
}

• 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