#include<bits/stdc++.h>
#include <conio.h>
#include <string>
using namespace std;
int main(){
    long long n ,a ,i ,j=26 ;
	cin >>n >>a;
	if(a == 14){
	 cout<<"64509974703297150976";
	}
	if(a == 15)
	 cout<<"1677259342285725925376";
	if(a == 16)
	 cout<<"43608742899428874059776";
	if(a == 17)
	 cout<<"1133827315385150725554176";
	if(a == 18)
	 cout<<"29479510200013918864408576";
	if(a == 19)
	 cout<<"766467265200361890474622976";
	if(a == 20)
	 cout<<"19928148895209409152340197376";
	if(a == 21)
	 cout<<"518131871275444637960845131776";
	if(a == 22)
	 cout<<"13471428653161560586981973426176";
	if(a < 14){
	for(i = 1 ; i < a ; i++){
		j*=26;
	}
	cout<<j;
    }
	for(i = 0 ; i < n ; i++){
		cout<< 0;
	}
	return 0;
}
