Yes. That does it perfectly. (Simple, when someone shows you how :)
#! perl -slw
use strict;
sub arrange {
my( $code, $used, $remaining, $total, $prefix ) = @_;
return $code->( @$prefix, $remaining ) if ++$used == $total;
arrange( $code, $used, $remaining - $_, $total, [ @$prefix, $_ ] )
+ for 1 .. $remaining - ( $total - $used );
}
our $cards //= 5;
our $holes //= 3;
arrange sub {
print "[ @_ ]";
}, 0, $cards, $holes, [];
arrange sub {
print "[ 0 @_ ]";
print "[ @_ 0 ]";
}, 0, $cards, $holes -1, [];
arrange sub {
print "[ 0 @_ 0 ]";
}, 0, $cards, $holes -2, [];
__END__
C:\test>1149981-gf -cards=5 -holes=3
[ 1 1 3 ]
[ 1 2 2 ]
[ 1 3 1 ]
[ 2 1 2 ]
[ 2 2 1 ]
[ 3 1 1 ]
[ 0 1 4 ]
[ 1 4 0 ]
[ 0 2 3 ]
[ 2 3 0 ]
[ 0 3 2 ]
[ 3 2 0 ]
[ 0 4 1 ]
[ 4 1 0 ]
[ 0 5 0 ]
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
In the absence of evidence, opinion is indistinguishable from prejudice.
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