Submission #946220

#	Time	Username	Problem	Language	Result	Execution time	Memory
946220		Ahmed57	Measures (CEOI22_measures)	C++17	10 / 100	1557 ms	9692 KiB

Main

#include "bits/stdc++.h"
using namespace std;
 
signed main(){
    ios_base::sync_with_stdio(false);cin.tie(0);
    int n,m;
    long long d;
    cin>>n>>m>>d;
    std::multiset<long long> v;
    for(int i = 0;i<n;i++){
        long long x;cin>>x;
        v.insert(x);
    }
    for(int i = 0;i<m;i++){
        long long x;cin>>x;
        v.insert(x);
        if(v.size()==1){
            cout<<0<<" ";
            continue;
        }
        long long l = 0 , r = 1e18 , ans = 0;
        while(l<=r){
            long long mid = (l+r)/2; 
            long long la = -1e18;
            bool ss = 1;
            for(auto e:v){
                long long cur = max(la+d,e-mid);
                if(abs(cur-e)>mid){
                    ss = 0;
                    break;
                }
                la = cur;
            }
            if(ss){
                ans = mid;
                r = mid-1;
            }else l = mid+1;
        }
        if(ans==0){
            cout<<0<<" ";
            continue;
        }
        bool ss = 1;
        long double la = -1000000000000.0 , an = ans;
        for(auto e:v){
            long double na = e;
            long double cur = max(la+d,e-an+0.5);
            if(abs(cur-na)>an){
                ss = 0;
                break;
            }
            la = cur;
        }
        if(ss)cout<<ans-1<<".5 ";
        else cout<<ans<<endl;
    }
}

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