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Cod sursa(job #279416)
#include<fstream.h>
#include<iostream.h>
int p,maxim,n,i,st,dr,m,v[100010],s[100010],l[100010],poz,k;
int main()
{
ifstream f("scmax.in");
ofstream g("scmax.out");
f>>n;
for(i=1;i<=n;i++) f>>v[i];
for(i=1;i<=n;i++)
{ st=1; dr=k; poz=0;
while(st<=dr)
{ m=(st+dr)/2;
if(s[m]>=v[i]) { dr=m-1; poz=m;}
else st=m+1;
}
if(poz) { s[poz]=v[i]; l[i]=poz;}
else {s[++k]=v[i]; l[i]=k;}
if(l[i]>maxim) { maxim=l[i]; p=i;}
}
g<<maxim<<'\n';
k=0;
while(maxim)
{ if(l[p]==maxim)
{ s[++k]=v[p]; maxim--;}
p--;
}
for(i=k;i>0;i--)
g<<s[i]<<" ";
return 0;
}