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#include <fstream>
using namespace std;
ifstream fin("scmax.in");
ofstream fout("scmax.out");
int n,a[100000],i,c[100000],k,Max;
bool getmax(int i,int s)
{
int j=i;
int ok=0;
for(;i<=n&&k-s<n-i+1;i++)
if(a[j]<a[i])
{
int p=getmax(i,s+1);
if(p==1)
{
c[++k]=a[j];
ok=1;
}
if(p==0)
ok=-1;
}
if(ok==0)
{
k=1;
c[k]=a[j];
Max=s;
return 1;
}
else
if(ok==1)
return 1;
else
return 0;
}
int main()
{
fin>>n;
for(i=1;i<=n;i++)
fin>>a[i];
k=0;
Max=0;
for(i=1;i<=n&&k<n-i+1;i++)
int p=getmax(i,1);
fout<<k<<"\n";
for(i=k;i>0;i--)
fout<<c[i]<<" ";
return 0;
}