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Cod sursa(job #556515)
#include<fstream>
using namespace std;
ofstream g("scmax.out");
const int nmax=100001;
int a[nmax],p[nmax],q[nmax],n,i,j,k;
int caut(int ls,int ld,int x)
{
int mij;
while(ls<=ld)
{
mij=(ls+ld)/2;
if (q[mij]>=x&&q[mij-1]<x)
return mij;
if(q[mij]<x)
ls=mij+1;
else
ld=mij-1;
}
return ++k;
}
void scriu(int i,int k)
{
if (k>0)
{
if (p[i]==k)
{
scriu(i-1,k-1);
g<<a[i]<<" ";
}
else
scriu(i-1,k);
}
}
int main()
{
ifstream f("scmax.in");
f>>n;
for(i=1;i<=n;i++)
f>>a[i];
for(i=1;i<=n;i++)
{
j=caut(1,k,a[i]);
q[j]=a[i];
p[i]=j;
}
g<<k;
g<<"\n";
scriu(n,k);
return 0;
}