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#include <iostream>
#include <fstream>
using namespace std;
ifstream f("scmax.in"); ofstream g("scmax.out");
int n,lp,p[100001],a[100001],poz[100001];
int cautbin(int x) {
int st,dr,mij, last = lp;
st=1;
dr=lp;
mij=0;
while(st<=dr) {
mij=(st+dr)/2;
if (p[mij]>=x) {
dr=mij-1;
last = mij;
}
if (p[mij]<x) {
st=mij+1;
}
}
return last;
}
int main() {
int nr,j,i,pz;
f>>n;
for(i=1;i<=n;++i) {
f>>a[i];
}
lp=0;
p[0]=0;
for(i=1;i<=n;++i) {
pz=cautbin(a[i]);
cout << pz << " ";
if (pz==lp&& p[lp]<a[i]) {
++lp;
p[lp]=a[i];
poz[i]=lp;
}
else {
poz[i]=pz;
p[pz]=a[i];
}
}
nr=0;
p[0]=100002;
for(i=lp;i>=1;--i) {
for(j=n;j>=1;--j) {
if (poz[j]==i && j<p[nr]) {
++nr;
p[nr]=j;
break;
}
}
}
g<<lp<<'\n';
for(i=lp;i>=1;--i) {
g<<a[p[i]]<<' ';
}
return 0;
}