#include "LittleElephantAndPermutationDiv2.cpp"

int main(int argc, char **argv)
{
  int i;
  class LittleElephantAndPermutationDiv2 TheClass;
  long long retval;
  int N;
  int K;

  if (argc != 2) { fprintf(stderr, "usage: a.out num (or - and enter N/K on stdin)\n"); exit(1); }

  if ((string) argv[1] == "-") {
    cin >> N >> K;
  } else {

    if (atoi(argv[1]) == 0) {
      N = 1;
      K = 1;
    }
  
    if (atoi(argv[1]) == 1) {
      N = 2;
      K = 1;
    }
  
    if (atoi(argv[1]) == 2) {
      N = 3;
      K = 8;
    }
  
    if (atoi(argv[1]) == 3) {
      N = 10;
      K = 47;
    }
  }

  retval = TheClass.getNumber(N, K);
  cout << retval << endl;

  exit(0);
}