#include<bits/stdc++.h>
using namespace std;
int n,m;
const string s[15][25]={{"1","1","1","1","1","1","1","1","1","1","1","1","1","1","1","1","1","1","1","1",},{"1","2","2","2","2","2","2","2","2","2","2","2","2","2","2","2","2","2","2","2"},{"1","2","0","4","0","8","0","16","0","32","0","64","0","128","0","256","0","512","0","1024"},{"1","2","4","12","28","74","184","472","1192","3034","7692","19540","49588","125906","319600","811376","2059728","5228914","13274132","33698012"},{"1","2","0","28","0","308","0","3392","0","37368","0","411664","0","4535088","0","49960704","0","550391072","0","6063371968"},{"1","2","8","74","308","2144","10640","65350","350588","2048056","11337384","64927604","363943696","2067834700","11648952596","65978136324","372421332936","2106698788256","11900935030208","67287082416580"},{"1","2","0","184","0","10640","0","602768","0","34132984","0","1933312268","0","109512147164","0","6203392139840","0","351396413556636","0","19905156313629048"},{"1","2","16","472","3392","65350","602768","9277152","98966276","1363456408","15674553804","204566478858","2441465049952","31026134376016","377240578987836","4731428340594028","58060619271410108","723499756992159556","8918793365733841068","110782338511967959110"},{"1","2","0","1192","0","350588","0","98966276","0","27833987564","0","7827575547072","0","2201662329939728","0","619313040592944136","0","174213900542085378064","0","49007159454365867061516"},{"1","2","32","3034","37368","2048056","34132984","1363456408","27833987564","934520913216","21509595448248","656152951318066","16182626220743584","467954797441974568","12004085992032768720","336871945813501053908","8836237773975508683540","243826792152688437860090","6476705240872799497024216","177029033285148340652006844"}};
int main(){
	
	cin>>m>>n;
	cout<<s[m-1][n-1];
	return 0;
}

纯乐勿喷 :)