Cod sursa(job #2472539)

Utilizator buhaidarius@gmail.comBuhai Darius [email protected] Data 12 octombrie 2019 16:08:05
Problema Secventa Scor 60
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.21 kb
//
//  main.cpp
//  Secventa
//
//  Created by Darius Buhai on 12/10/2019.
//  Copyright © 2019 Darius Buhai. All rights reserved.
//

#include <iostream>
#include <cstdio>
#include <deque>

#define MAXL 500005
 
using namespace std;

int main() {
        
    freopen("secventa.in", "r", stdin);
    freopen("secventa.out", "w", stdout);
    
    int n, k, x, i;
     
    struct el{
        int poz, val;
    }nx;
     
    struct secv{
        deque<el> s, mini;
    } s1, s2;
    
    cin>>n>>k;
    for(;i<k;i++)
    {
        cin>>nx.val;
        nx.poz = i;
        s1.s.push_back(nx);
        while(!s1.mini.empty() && s1.mini.back().val>nx.val)
            s1.mini.pop_back();
        s1.mini.push_back(nx);
    }
    s2 = s1;
    for(;i<n;i++)
    {
        cin>>nx.val;
        nx.poz = i;
        s2.s.pop_front();
        s2.s.push_back(nx);
        if(s2.mini.front().poz==i-k)
            s2.mini.pop_front();
        while(!s2.mini.empty() && s2.mini.back().val > nx.val)
            s2.mini.pop_back();
        s2.mini.push_back(nx);
        if(s2.mini.front().val > s1.mini.front().val)
            s1 = s2;
    }
    cout<<s1.s.front().poz+1<<" "<<s1.s.back().poz+1<<" "<<s1.mini.front().val;
    
    return 0;
}