Submission #977286

#	Time	Username	Problem	Language	Result	Execution time	Memory
977286		alexdd	Zalmoxis (BOI18_zalmoxis)	C++17	0 / 100	1101 ms	188496 KiB

zalmoxis

#include<bits/stdc++.h>
using namespace std;
#define int long long
int n,k;
set<pair<int,int>> init;
set<pair<int,pair<int,int>>> s;
set<pair<pair<int,int>,int>> s2;
signed main()
{
    cin>>n>>k;
    int a;
    for(int i=1;i<=n;i++)
    {
        cin>>a;
        int cv = 1000005LL*i;
        init.insert({cv,a});
        s.insert({a,{cv,cv}});
        s2.insert({{cv,cv},a});
    }
    while((int)s.size()>1 && k>=0)
    {
        pair<int,pair<int,int>> aux = *s.begin();
        int val = aux.first;
        int le = aux.second.first;
        int ri = aux.second.second;
        auto it = s2.lower_bound({{le,ri},val});
        if(next(it)!=s2.end() && (*next(it)).second==val)
        {
            int le2 = (*next(it)).first.first;
            int ri2 = (*next(it)).first.second;

            s.insert({val+1,{le,ri2}});
            s2.insert({{le,ri2},val+1});

            assert(s.find({val,{le2,ri2}})!=s.end());s.erase({val,{le2,ri2}});
            assert(s2.find({{le2,ri2},val})!=s2.end());s2.erase({{le2,ri2},val});

            assert(s.find({val,{le,ri}})!=s.end());s.erase({val,{le,ri}});
            assert(s2.find({{le,ri},val})!=s2.end());s2.erase({{le,ri},val});
        }
        else
        {
            k--;
            s.insert({val,{ri+1,ri+1}});
            s2.insert({{ri+1,ri+1},val});
            init.insert({ri+1,val});
        }
    }
    if(k>0)
    {
        int le = (*s.begin()).second.first;
        int ri = (*s.begin()).second.second;
        int val = (*s.begin()).first;
        if(k==1)
        {
            init.insert({ri+1,val});
        }
        else
        {

        }
    }
    for(auto x:init)
    {
        cout<<x.second<<" ";
    }
    return 0;
}

Compilation message (stderr)

zalmoxis.cpp: In function 'int main()':
zalmoxis.cpp:51:13: warning: unused variable 'le' [-Wunused-variable]
   51 |         int le = (*s.begin()).second.first;
      |             ^~

• Subtask 1: 0 / 30
• Subtask 2: 0 / 70