真值表

not	真假
not False	True
not True	False

or	真假
True or False	True
True or True	True
False or True	True
False or False	False

and	真假
True and False	False
True and True	True
False and True	False
False and False	False

not or	真假
not (True or False)	False
not (True or True)	False
not (False or True)	False
not (False or False)	True

not and	真假
not (True and False)	True
not (True and True)	False
not (False and True)	True
not (False and False)	True

!=	真假
1 != 0	True
1 != 1	False
0 != 1	True
0 != 0	False

==	真假
1 == 0	False
1 == 1	True
0 == 1	False
0 == 0	True