Cod sursa(job #2673173)

Utilizator RadianElevenAdrian Ariotn RadianEleven Data 16 noiembrie 2020 09:13:48
Problema Deque Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.74 kb
#include <bits/stdc++.h>

using namespace std;
ifstream f ("deque.in");
ofstream g ("deque.out");
deque< pair <int, int> > dq;
int main()
{
    long long n,k,s=0;
    f>>n>>k;
   long long el;
    for(int i=1;i<k;++i){
        f>>el;
        while(!dq.empty() && el<=dq.back().first){
            dq.pop_back();
        }
        dq.push_back(make_pair(el, i));
    }
    for(int i=k;i<=n;++i){
        f>>el;
        while(!dq.empty() && el<=dq.back().first){
            dq.pop_back();
        }
        dq.push_back(make_pair(el, i));
        while(!dq.empty() && i-k>=dq.front().second){
            dq.pop_front();
        }
        s+=dq.front().first;
        cout<<dq.front().first<<" ";
    }
    g<<s;
    return 0;
}