#include <bits/stdc++.h>
using namespace std;
#define REP(i,a,n) for(int i=(a); i<(int)(n); i++)
#define rep(i,n) REP(i,0,n)
#define FOR(it,c) for(__typeof((c).begin()) it=(c).begin(); it!=(c).end(); ++it)
#define ALLOF(c) (c).begin(), (c).end()
typedef long long ll;
typedef unsigned long long ull;

int calc_mod(const string& str, int mod){
  int ret = 0;
  int now = 0;
  rep(i,str.size()){
    now = now * 10 + (str[i]-'0');
    if(now>=mod){
      now = now%mod;
    }
  }
  return now;
}



int main(){
  string N, K;
  cin >> N;
  cin >> K;

  int x = calc_mod(N, 6);
  int y = calc_mod(K, 2);
  if(y == 0) y = 2;
  int ret = 1;
  rep(i,y){
    ret *= x;
    ret %= 6;
  }

  string str = "285714";

  cout << str[(ret+5)%6] << endl;
  
  return 0;
}