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#include <fstream>
#include <climits>
using namespace std;
int n,k,i,p,s,x,max1=INT_MIN,cp,u;
int main()
{
ifstream fin ("secv2.in");
ofstream fout ("secv2.out");
fin>>n>>k;
s=0;
p=1;
i=0;
while(fin>>x)
{
i++;
s=s+x;
if(s>max1&&i-p>=k)
{
max1=s;
u=i;
cp=p;
}
if(s<0)
{
s=0;
p=i+1;
}
}
fout<<cp<<" "<<u<<" "<<max1;
return 0;
}