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#include <bits/stdc++.h>
using namespace std;
ifstream fin ("secv2.in");
ofstream fout ("secv2.out");
int v, n, i, i1, i2, i1p, k;
long long sum, ssm;
int main(){
fin >> n >> k;
ssm = LLONG_MIN;
for (i=1; i<=n; i++){
fin >> v;
if (sum < 0){
sum = v;
i1p = i;
}
else{
sum += v;
}
if (sum > ssm && i - i1p + 1 >= k){
ssm = sum;
i1 = i1p;
i2 = i;
}
}
fout << i1 << " " << i2 << " " << ssm;
return 0;
}