제출 #946176

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
946176		Ahmed57	Measures (CEOI22_measures)	C++17	0 / 100	1549 ms	468 KiB

Main

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

signed main(){
    ios_base::sync_with_stdio(false);cin.tie(0);
    int n,m,d;
    cin>>n>>m>>d;
    std::vector<double> v;
    for(int i = 0;i<n;i++){
        double x;cin>>x;
        v.push_back(x);
    }
    for(int i = 0;i<m;i++){
        double x;cin>>x;
        v.push_back(x);
        sort(v.begin(),v.end());
        if(v.size()==1){
            cout<<0<<"\n";
            continue;
        }
        long double l = 0.0 , r = 1000000000000.0;
        long double la = -1000000000000.0;
        long double ans = 0;
        for(int j = 0;j<1000;j++){
            long double mid = (l+r)/2;
            long double la = -10000000.0;
            long double ss = 1;
            for(auto e:v){
                long double cur = max(la+d,e-mid);
                if(abs(cur-e)>mid){
                    ss = 0;
                    break;
                }
                la = cur;
            }
            if(ss){
                ans = mid;
                r = mid;
            }else l = mid;
        }
        cout<<ans<<endl;
    }
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:22:21: warning: unused variable 'la' [-Wunused-variable]
   22 |         long double la = -1000000000000.0;
      |                     ^~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 14
• Subtask 3: 0 / 35
• Subtask 4: 0 / 41