Cod sursa(job #2046126)

Utilizator dragostanTantaru Dragos Constantin dragostan Data 23 octombrie 2017 14:52:08
Problema Secventa Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.73 kb
#include <fstream>

using namespace std;
ifstream cin("secventa.in");
ofstream cout("secventa.out");
const int DIM = 5000001;
int d[DIM], v[DIM];
int main()
{
    int n, k;
    cin >> n >> k;

    int st = 0, dr = -1, s = 0, maxi = -1, ind1, ind2;
    for(int i = 0; i < n; ++i)
    {
        cin >> v[i];

        if(st <= dr && d[st] == i - k)
        {
            ++st;
        }
        while(st <= dr && v[i] <= v[d[dr]])
        {
            --dr;
        }
        d[++dr] = i;
        if(i >= k - 1 )
            if(v[d[st]] > maxi)
            {
                maxi = v[d[st]];
                ind1 = d[dr] + 1;
                ind2 = d[st] + 1;
            }
    }

    cout << ind2 << ' ' << ind1 << ' ' << v[ind2 - 1];
    return 0;
}