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#include <fstream>
using namespace std;
ifstream fin("secv2.in");
ofstream fout("secv2.out");
int N,K,i,j,smax,st,dr,Sp[50009];
int main()
{
fin>>N>>K;
for(i=1; i<=N; i++)
{
fin>>Sp[i];
Sp[i]=Sp[i]+Sp[i-1];
}
smax=-20000000;
for(i=1; i<=N-K+1; i++)
{
for(j=i+K-1; j<=N; j++)
{
if(Sp[j]-Sp[i-1]>smax)
{
smax=Sp[j]-Sp[i-1];
st=i;
dr=j;
}
}
}
fout<< st << " " << dr << " " << smax;
}