Cod sursa(job #2124842)
| Utilizator | Data | 7 februarie 2018 17:37:43 | |
|---|---|---|---|
| Problema | Secventa | Scor | 80 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.64 kb |
#include <fstream>
#include <vector>
using namespace std;
ifstream cin("secventa.in");
ofstream cout("secventa.out");
const int nmax=500000;
int n,k,v[nmax+5];
int deq[nmax+5],st=1,dr=0;
int best=-1e9,st_sol,dr_sol;
int main()
{
cin>>n>>k;
for(int i=1;i<=n;i++)
{
cin>>v[i];
if(st<=dr and i-deq[st]+1>k)
st++;
while(st<=dr and v[i]<v[deq[dr]])
dr--;
deq[++dr]=i;
if(i>=k and v[deq[st]]>best)
{
best=v[deq[st]];
st_sol=i-k+1;
dr_sol=i;
}
}
cout<<st_sol<<" "<<dr_sol<<" "<<best;
return 0;
}
