my$time=time();local$";map{$t{.5*$_*($_+1)}=1}1..446;map{ push@p,$1 if/(...(.)\2)/}keys%t;map{@a[0..3]=split'';map{ push@p1,"@a$_"if defined$t{"$a[0]$a[3]$_"}}0..9}@p;map{@a =split'';map{push@p2,"@a$_"if defined$t{"$_$a[4]$a[3]"}} 0..9}@p1;map{/(.)(.)(.)(.)(.)(.)/;push @p3,$_ if/[^$2$3$4 $5$6][^$1$3$4$5$6][^$1$2$4$5$6][^$1$2$3$5$6][^$1$2$3$4$6] [^$1$2$3$4$5]/x;}@p2;for(@p3){$r='0123456789';$r=~s/$_// for split'';@r=split'',$r;for$a(@r){for$b(@r){next if$b== $a;for$c(@r){next if$c==$b or$c==$a;if(defined$t{"$a$b$c"}) {@a=split'';$w="one:$a[5]$a[4]$a[3] three:$a[0]$a[1]$a[2]" ."$a[3]$a[3] six:$a$b$c ten:$a[0]$a[3]$a[4]\n"}}}}}$time= time()-$time;print$w."Elapsed time $time seconds\n";