(./):
()

# Invalid.
#
#(foo
#(foo #comment

print ()
print ((foo)(bar))
print ((foo)   (bar))

print (foo\
bar)

# !=, == vs !, = recognition
#
print (=)
print (!)
print (= foo)
print (foo!)

# !=, == evaluation
#

# print (  == bar)
# print (foo == )

print (foo == bar)
print (foo == foo)
print (foo != bar)
print (foo != foo)

print (foo == (foo))
print ((foo bar) == foo bar)
print (foo != foo bar)
print ("" == '')

print ((foo != bar) baz)
print "foo equals bar is (foo == bar)"

foo = foo
print ($foo == foo)
print (bar != $foo)

print ([null])
print (([null]))
print ([uint64] 01)

n = [null]
print ($n == [null])
print ($N == [null])
print ([null] == [null])

print ($n == $N == true)

n =
print ($n == )
n = {}
print ($n == "")

#print ([uint64] 01 == [string] 01)

# <, <=, >, >= evaluation
#
print (a < b)
print (a b > a a)
print (123 <= 123)
print ([uint64] 02 > [uint64] 01)
print (a > [null])
print ([uint64] 02 > [null])
print ($build.version > 30000)