$A=3;
$HASH{1} = "3";
sub sub_func{ return $_[0]*$_[1]; }
print <<"END";
${print "0\n";}
2
$A
@{[4]}
@{[ $A+2 ]}
@{[ &sub_func($A,2) ]}
@{[ ($A <10) ? "7" : "X" ]}
@{[ 6 ],[ 7 ],[ 8 ]}
@{[ my $A=0 ],[ $A**2 ]}
@{[ local $x=100 ],[ sqrt($x) ]}
@{[ $A =~ s/3/11/g and $A ]}
@{[ $y=1,$z=2 ],[ $x . $y . $z ]}
@{[ join '' , each %HASH ]}
@{[ `echo -n 14` ]}
${print "1";}
END