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Cod sursa(job #447442)
#include<fstream>
using namespace std;
int n,a[100001],cresc[100001]={0,1},ante[100001];
ofstream g("scmax.out");
void afis(int j)
{
if(ante[j]){afis(ante[j]);g<<a[j]<<' ';}
else g<<a[j]<<' ';
}
int main()
{
ifstream f("scmax.in");
int i,j,max;
f>>n;for(i=1;i<=n;i++)f>>a[i];
for(i=2;i<=n;i++)
{
for(j=1;j<i && a[j]>=a[i];j++);
if(j==i)cresc[i]=1;
else
{
max=j;
for(;j<i;j++)
if(a[j]<a[i] && cresc[j]>cresc[max])max=j;
cresc[i]=1+cresc[max];
ante[i]=max;
}
}
j=1;for(i=2;i<=n;i++)if(cresc[i]>cresc[j])j=i;
g<<cresc[j]<<'\n';
afis(j);
f.close();g.close();
return 0;
}