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/*
Simulez, dar nu cu functie recursiva ci liniar.
*/
#include<fstream>
using namespace std;
ifstream fi("twoton.in");
ofstream fo("twoton.out");
int n,i,A[100001],nr,count,sum;
int main()
{
fi>>n;
for(i=1; i<=n; i++)
fi>>A[i];
nr=A[n];
count=1;
sum=1;
for(i=n-1; i>=1; i--)
{
if(A[i]<nr)
{
nr=A[i];
sum=(sum+count)%19997;
}
else
{
count=2*count%19997;
sum=(sum+count)%19997;
}
}
fo<<sum%19997<<"\n";
fi.close();
fo.close();
return 0;
}