제출 #1301172

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1301172		wojtaszekliszek	Balloons (CEOI11_bal)	C++20	100 / 100	81 ms	5396 KiB

bal

#include <bits/stdc++.h>
using namespace std;
#define ld long double
#define ll long long
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);
    int n;
    cin>>n;
    vector<ld> radius,cord,ans;
    for(int i=0;i<n;i++){
        ll x,r;
        cin>>x>>r;
        ld a=r;
        while(!radius.empty()){
            ld xj=cord.back(),rj=radius.back();
            a=min(a,((xj-x)*(xj-x)/(4*rj)));
            if(a<rj)break;
            cord.pop_back();
            radius.pop_back();
        }
        ans.push_back(a);
        radius.push_back(a);
        cord.push_back(x);
    }
    for(auto i:ans){
        cout<<fixed<<setprecision(3)<<i<<' ';
    }
}

• 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