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Ingy döt Net 2023-07-01 11:58:00 -04:00
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USING: interpolate kernel math math.parser qw sequences ;
CONSTANT: table
{
{ 0 3 1 7 5 9 8 6 4 2 }
{ 7 0 9 2 1 5 4 8 6 3 }
{ 4 2 0 6 8 7 1 3 5 9 }
{ 1 7 5 0 9 8 3 4 2 6 }
{ 6 1 2 3 0 4 5 9 7 8 }
{ 3 6 7 4 2 0 9 5 8 1 }
{ 5 8 6 9 7 2 0 1 3 4 }
{ 8 9 4 5 3 6 2 0 1 7 }
{ 9 4 3 8 6 1 7 2 0 5 }
{ 2 5 8 1 4 3 6 7 9 0 }
}
: damm? ( str -- ? )
0 [ digit> swap table nth nth ] reduce zero? ;
qw{ 5724 5727 112946 112949 }
[ dup damm? "" "in" ? [I ${} is ${}validI] nl ] each