제출 #435279

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
435279		harshith828	Balloons (CEOI11_bal)	C++14	10 / 100	318 ms	6660 KiB

bal

#include <bits/stdc++.h>
#include <iomanip>
using namespace std;
 
double get_min(double x1,double x2){
    if(x1 > x2){
        return x2;
    }
    return x1;
} 

int main(){
    
    int n;
    cin >> n;
    stack<pair<int,double>> s;
    int x,r;
    vector<long double> v;
    for(int i = 0;i < n;i++){
        cin >> x >> r;
        long double radius;
        if(s.empty()){
            radius = r;
            v.push_back(radius);
            s.push(make_pair(x,radius));
            continue;
        }
        while(!s.empty() and (s.top()).first + (s.top()).second >= x - r){
            radius = get_min((((pow((s.top()).first - x,2)))/(4.000*(s.top()).second)),r);
            if(radius > s.top().second){
                s.pop();
            }
            else{
                break;
            }
        }
        v.push_back(radius);
        s.push(make_pair(x,radius));
    }
    for(int i = 0;i < n;i++){
        cout << fixed << setprecision(5);
        if(i != n - 1){
            cout << v[i] << "\n";
        }
        else{
            cout << v[i];
        }
    }
    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
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• Subtask 10: 0 / 10