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Cod sursa(job #831695)
#include<fstream>
#define N 100004
using namespace std;
ifstream fin("scmax.in");
ofstream fout("scmax.out");
int a[N],Next[N],LIS[N],n;
void Afisare(int k)
{
if(Next[k])
{
Afisare(Next[k]);
fout<<a[k]<<" ";
}
else
fout<<a[k]<<" ";
}
int main()
{
int i,j,maxim,poz;
fin>>n;
for(i=1;i<=n;i++)
{
fin>>a[i];
maxim=0,poz=0;
for(j=1;j<i;j++)
if(a[j]<a[i] && LIS[j]>maxim)
{
poz=j;
maxim=LIS[j];
}
Next[i]=poz;
LIS[i]=maxim+1;
}
fout<<LIS[n]<<"\n";
Afisare(n);
fout<<"\n";
fout.close();
return 0;
}