Cod sursa(job #1274652)

Utilizator eu3neuomManghiuc Teodor-Florin eu3neuom Data 24 noiembrie 2014 03:28:17
Problema Secventa Scor 50
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.14 kb
#include <iostream>
#include <fstream>
#include <cstring>
#include <deque>

using namespace std;

ifstream f("secventa.in");
ofstream g("secventa.out");

const int NMax = 500010;
const int CMax = 5000002;
int v[NMax];
char nr[NMax];
deque < int > d;

void chg()
{
    int semn,j;
    j = 1;
    for(int i = 0; nr[i] != 0; i++){
        semn = 1;
        if(nr[i] == '-'){
            semn = -1;
            i++;
        }
        while(nr[i] >= '0' && nr[i] <= '9'){
            v[j] = v[j] * 10 + nr[i] - '0';
            i++;
        }
        v[j] = v[j] * semn;
        j++;
    }
}
int main()
{
    int N,K,fata,spate,bmn = -NMax,pz,p;
    f >> N >> K;
    f.get();
    f.getline(nr,CMax);
    chg();
    pz = K;
    for(int i = 1; i <= N; i++){
        while(!d.empty() && v[i] <= v[d.back()])
            d.pop_back();
        d.push_back(i);
        if(i - d.front() >= K)
            d.pop_front();
        if(i >= K && v[d.front()] > bmn){
            bmn = v[d.front()];
            pz = i;
        }
    }
    g << pz  - K + 1<< " " << pz << " " << bmn;
    f.close();
    g.close();
    return 0;
}