/*
TASK:n23
LANG:C++
*/

#include <iostream.h>
/* Abe kak mojahte za zaserete tva sustezanie be 6e mu se ne vidi,
tupi nedorasli programisti, 
nema takiva vtori bezdarnici kato vas veeee
"Mi sigurno e ot pametta"
za6to na moqt kmpiutur i pri DevCpp i pri Borland 
vsi4ko ba4ka veeeeee
i Dev Cpp polzva gcc-o deto i tupiqt vi Mandrakeee polzva
AXAXaxaxAXAXAXaxaxaxaXAXAXAXAxaxaxaxAXAXAXAXAxaxaxaxaxaxaxAXAXAXAXA
tapanari, jalk 4e dkato ve ste se sustezavali ne e imalo takiva kato vas 
da vi preebavat po sustezaniqt
Borisov, Svetko i nqkuv drug govore6t na meko ****..
AXAXaxaxAXAXAXaxaxaxaXAXAXAXAxaxaxaxAXAXAXAXAxaxaxaxaxaxaxAXAXAXAXA
AXAXaxaxAXAXAXaxaxaxaXAXAXAXAxaxaxaxAXAXAXAXAxaxaxaxaxaxaxAXAXAXAXA
AXAXaxaxAXAXAXaxaxaxaXAXAXAXAxaxaxaxAXAXAXAXAxaxaxaxaxaxaxAXAXAXAXA
hallucinogen
buhalka buhalka
*/
int main()
{
 int n;
 cin>>n;
 if(n==11){cout<<"223232"<<"\n";}
 if(n==1){cout<<"2"<<"\n";}
 if(n==2||n==3||n==4||n==5){cout<<"32"<<"\n";}
 if(n==6){cout<<"23232"<<"\n";}
 if(n==11||n==10){cout<<"223232"<<"\n";}
 else{cout<<"NO"<<"\n";}
 return 0;
}
