Cod sursa(job #2037458)

Utilizator dornexDorneanu Eduard-Gabriel dornex Data 12 octombrie 2017 11:33:03
Problema Secventa Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.48 kb
#include <fstream>
#define Nmax 500010
using namespace std;
ifstream f("secventa.in");
ofstream g("secventa.out");
int n,k,st=1,vmax=-300001,u,dr,D[Nmax],A[Nmax];
int main()
{   f>>n>>k;
    for(int i=1;i<=n;i++) f>>A[i];
    for(int i=1;i<=n;i++)
    {   while(st<=dr and A[i]< A[D[dr]]) dr--;
        D[++dr]=i;
        if(D[st]<=i-k) st++;
        if(i>=k and A[D[st]]>vmax) {vmax=A[D[st]]; u=i;}
    }
    g<<u-k+1<<' '<<u<<' '<<vmax;
    g.close();
    return 0;
}