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#include <fstream>
using namespace std;
ifstream f("ssm.in");
ofstream g("ssm.out");
int st,n,i,dr,p,S,Max,a[100001];
int main()
{
f>>n;
int nr=0;
for(i=1;i<=n;i++)
{
f>>a[i];
if(a[i]>=0)
nr++;
}
if(nr==1)
for(i=1;i<=n;i++)
if(a[i]>=0)
{
g<<i<<" "<<i;
return 0;
}
Max=-1000000000;
st=0,dr=1;
p=1;
S=a[1];
for(i=2;i<=n;i++)
{
if(S<0)
{
S=a[i];
p=i;
}
else
S+=a[i];
if(S>Max)
{
Max=S;
st=p;
dr=i;
}
}
g<<S<<" "<<st<<" "<<dr;
return 0;
}