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Cod sursa(job #211692)
#include <deque>
#include <stdio.h>
using namespace std;
deque <int> coada;
int sir[500010],n,k;
int start,max_min;
void citire()
{
scanf ("%d %d",&n,&k);
char ca[20],c;
int nr=0;
int numar;
scanf("%c",&c);
for (int i=0;i<n;i++)
{
numar=0;
nr=0;
scanf ("%c",&c);
while (c!=' ' && c!='\n')
{
ca[nr++]=c;
scanf("%c",&c);
}
nr--;
while (nr>=0 && ca[nr]!='-')
{
numar+=numar*10+ca[nr]-'0';
nr--;
}
if (ca[nr]=='-')
numar*=-1;
sir[i]=numar;
}
}
void solve()
{
start=0;
for (int i=0;i<k;i++)
{
while (!coada.empty() && sir[coada.back()]>=sir[i])
coada.pop_back();
coada.push_back(i);
}
max_min=sir[coada.front()];
for (int i=k;i<n;i++)
{
if (coada.front()==i-k)
coada.pop_front();
while(!coada.empty() && sir[coada.back()]>=sir[i])
coada.pop_back();
coada.push_back(i);
if (sir[coada.front()]>max_min)
{
max_min=sir[coada.front()];
start=i-k+1;
}
}
}
void afisare()
{
//fout<<start+1<<" "<<start+k<<" "<<max_min<<"\n";
printf("%d %d %d\n",start+1,start+k,max_min);
}
int main ()
{
freopen ("secventa.in","r",stdin);
freopen ("secventa.out","w",stdout);
citire();
solve();
afisare();
return 0;
}