Hi!

for 1., be inspired by the following code: 

my $x = 5; my $y = 2;
($x, $y) = ($y, $x);
print ("$x $y\n");

[download]
for 2., check here in the FAQ on how to handle circular lists

HTH, Rata

In reply to Re: Array manipulation how to by Ratazong
in thread Array manipulation how to by chessgui

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