Cod sursa(job #1711035)

Utilizator iulian_f2kGuraliuc Iulian iulian_f2k Data 30 mai 2016 10:40:18
Problema Secventa Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.82 kb
#include <iostream>
#include <fstream>
#include <vector>
#include <deque>
using namespace std;

vector<short int> V;
deque<short int> D;

int N, K;
int main()
{
    freopen("secventa.in", "rt", stdin);
    freopen("secventa.out", "wt", stdout);
    scanf("%d%d", &N, &K);
    V.assign(N+10, 0);
    short maxi = -30010;
    int st, dr;

    for(int i = 1; i <= N; ++i) {
        scanf("%hd", &V[i]);
        while(!D.empty() && V[i] < V[ D.back() ])
            D.pop_back();
        while(!D.empty() && i - K >= D.front())
            D.pop_front();
        D.push_back(i);
        if(i >= K)
            if(V[ D.front() ] > maxi) {
                st = i - K + 1;
                dr = i;
                maxi = V[ D.front() ];
            }
    }
    cout << st << ' ' << dr << ' ' << maxi << '\n';
}