| // -*- mode: c++ -*- | |
| // $Id$ | |
| // http://www.bagley.org/~doug/shootout/ | |
| #include <iostream> | |
| #include <stdlib.h> | |
| using namespace std; | |
| int Ack(int M, int N) { return(M ? (Ack(M-1,N ? Ack(M,(N-1)) : 1)) : N+1); } | |
| int main(int argc, char *argv[]) { | |
| int n = ((argc == 2) ? atoi(argv[1]) : 1); | |
| cout << "Ack(3," << n << "): " << Ack(3, n) << endl; | |
| return(0); | |
| } |