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#Perl 5, 68 bytes
67, plus 1 for -pe instead of -e
-pe
-e
y/0/ /;$_<${[sort@a]}[-1]&&y/1/0/for@a=split/\b/;$_=join"",@a;y; ;0
Expects and prints a string (concatenation) of 0s and 1s.
#Perl 5, 6968 bytes
6867, plus 1 for -pe instead of -e
y/0/ /;$_<${[sort@a]}[-1]&&y/1/0/for@a=split/\b/;$_=join"",@a;y/@a;y; /0/;0
#Perl 5, 69 bytes
68, plus 1 for -pe instead of -e
y/0/ /;$_<${[sort@a]}[-1]&&y/1/0/for@a=split/\b/;$_=join"",@a;y/ /0/
