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@foo = ("1zz", "zzz", "zz1", "z1z", "zz9"); ... $foo++; print "$foo\n"; }
1zz autoincraments to 2 zzz autoincraments to aaaa zz1 autoincraments to zz2 z1z autoincraments to 1 zz9 autoincraments to aaa0