#!perl -ln
$o{1,sort/./g}.="$_ "}{for(%o){@a=sort split;push@{$#a},"@a"}for(1..15){print for sort@$_}
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#!perl -ln
push@{$o{1,sort/./g}},$_;if(eof){for(%o){$t=@o=sort@$_;push@$t,"@o"}for(2..15){print for sort@$_}}
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#!perl -ln
push@{$o{join//,sort/./g}},$_;if(eof){for(%o){$o=@o=sort@$_;push@$o,"@o"}for(2..15){print for sort@$_}}
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#!perl -ln
push@{$o{join'',sort/./g}},$_;do{for(%o){$t=@t=sort@$_;push@$t,"@t"}for(2..15){print for sort@$_}}if eof
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#!perl -ln
push@{$o{join'',sort split''}},$_;do{for(%o){$t=@t=sort@$_;push@$t,"@t"}for(2..20){print for sort@$_}}if eof
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#!perl -ln
push@{$o{join'',sort split''}},$_;do{for(%o){$t=@t=sort@{$o{$_}};push@$t,"@t"}for(2..20){print for sort@$_}}if eof
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#!perl -ln
push@{$o{join'',sort split''}},$_;sub o{for(%o){$t=@t=sort@{$o{$_}};push@$t,"@t";}for(2..20){print for sort@$_}}o if eof
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#!perl -l open o,pop;for(sort |
#!perl -l open o,pop;for(sort |
#!perl -l open o,pop;for(sort |