Submission #875353

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
875353	2023-11-19 08:26:37	1075508020060209tc	Candies (JOI18_candies)	C++14	100 / 100	506 ms	38032 KiB

candies

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//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
#include <bits/stdc++.h>
using namespace std;
#define int long long
int n;
int ar[500005];
int ps[2][500005];
set<pair<int,pair<int,int>>>stv[2];
set<pair<pair<int,int>,int>>st[2];
signed main()
{
    cin>>n;
    ar[0]=-1e16;ar[n+1]=-1e16;
    for(int i=1;i<=n;i++){
        cin>>ar[i];
    }
    ps[0][0]=ar[0];
    for(int i=1;i<=n+1;i++){
        ps[0][i]=ps[0][i-1];
        ps[1][i]=ps[1][i-1];
        ps[i%2][i]+=ar[i];
    }
    int ans=0;
    for(int i=0;i<=n+1;i++){
        stv[i%2].insert({ar[i],{i,i}});
        st[i%2].insert({{i,i},ar[i]});
    }
    for(int ttt=1;ttt<=(n+1)/2;ttt++){
        int v0=(*prev(stv[0].end())).first;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 92 / 92