/* pascal.c
   pascal's triangle

	 -- Why does this program run SLOWER with -O3 than without? */

#include <stdio.h>

int _pascal(int row, int col) {
  return (col==0 || col==row) ? 1 :
			_pascal(row-1, col-1) +
      _pascal(row-1, col);
}

int pascal(int row,int col) {
  return (col<0 || row<0 || col>row) ? 0 : _pascal(row,col);
}

int main(void) {
  printf("%d", pascal(22,10));
	exit(0);
}