bool Permutation::next_permutation(int a, int b, int *p){
if (b>a) {
return next_permutation(b, a, p);
}else {
bool v = false;
int max = a<b?b:a;
int min = a<b?a:b;
int *i = p+(min-1);
while (*i<max) {
(*i)++;
v=is_valid_permutation(a, b, p);
if (v) {
break;
}
}
if (!v && *p!=max) {
*i=0;
next_permutation(a, b-1, p);
if(!is_valid_permutation(a, b, p)) {
next_permutation(a, b, p);
}
}
return is_valid_permutation(a, b, p);
}
}
/*
h / help flag " display this help and exit"
v / version flag " output version information and exit"
s / size int " size of hands, defaults to 8 (7, 8, 9, 10, J, Q, K, A"
l / left flag " left run"
r / right flag " right run"
u / run string " mutti run"
i / hi flag " ace hi"
o / low flag " ace low (default)"
*/
char*
handle_arguments(int argc, char** argv, struct arg_t* args)
{
init_default_args(args);
Cmdline(args, argc, argv);
if (args->v) {
printf("mutti version %s\n", VERSION);
}
uint32 size1 =0;
if (args->u == NULL) {
error("Required parameter: -u/--run <run>");
}
if (!(args->i ^ args->o)) {
error("Excpecting -i/--hi or -o/--low to be set, not both.");
}
size1 = is_valid_permutation(args->u);
if (!size1) {
error("Given run (-u) is not a comma delimted permutation.");
}
if (args->s != 8) {
error("Invalid size: expected 8!");
}
if (args->s != size1) {
error("Given permutation size and specified permutation are not the same size.");
}
return argv[args->optind];
}
