Cod sursa(job #2391123)

Utilizator petrisorvmyVamanu Petru Gabriel petrisorvmy Data 28 martie 2019 17:55:42
Problema Secventa Scor 80
Compilator cpp-64 Status done
Runda excelenta-tema3 Marime 0.8 kb
#include <fstream>
#include <deque>
#define N 5000010
#define intt int
using namespace std;
ifstream f("secventa.in");
ofstream g("secventa.out");
intt v[N],  ans, sol= -30001, solstart, solfinish;
int n, k;
deque <int> Q;

int main()
{
    f >> n >> k;
    for(intt i = 1; i <= n; ++i)
        f >> v[i];
    for(intt i = 1; i <= n ; ++i )
    {
        while(!Q.empty() && v[i] <= v[Q.back()] ) Q.pop_back();
        Q.push_back(i);
        if(Q.front() == i-k) Q.pop_front();
        if(i >= k)
        {
            if(sol < v[Q.front()])
            {
                sol = v[Q.front()];
                solfinish = i;
                solstart = i - k + 1;
            }
        }
    }
    g << solstart << ' ' << solfinish << ' ' << sol;
    f.close(); g.close();
    return 0;
}