This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<iostream>
#include<set>
using namespace std;
int A[1000005];
set<int> S; //chiar daca exista A[i]=A[j], nu ma incurca daca updatez doar la finalul unei secvente, altfel ma incurcau cele egale din secvente diferite (pt ca zicea ca e ok sa rupa secveta si practic sa nu mai ramana secventa)
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int n;
cin>>n;
for(int i=1; i<=n; i++)
cin>>A[i];
int rez=0;
for(int i=1; i<=n; i++)
{
rez++;
set<int>::iterator it=S.upper_bound(A[i]); //limita superioara a numerelor din secventa la care pot ajunge fara a rupe secventa
int ind=i;
while(ind<n && A[ind]<=A[ind+1])
{
if(it!=S.end() && A[ind+1]>(*it))
break;
ind++;
}
for(int j=i; j<=ind; j++)
S.insert(A[j]);
i=ind;
}
cout<<rez<<"\n";
return 0;
}
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