You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
20 lines
257 B
20 lines
257 B
4 years ago
|
# basic sets
|
||
|
|
|
||
|
|
try:
|
||
|
|
frozenset
|
||
|
|
except NameError:
|
||
|
|
print("SKIP")
|
||
|
|
raise SystemExit
|
||
|
|
|
||
|
|
s = frozenset()
|
||
|
|
print(s)
|
||
|
|
|
||
|
|
s = frozenset({1})
|
||
|
|
print(s)
|
||
|
|
|
||
|
|
s = frozenset({3, 4, 3, 1})
|
||
|
|
print(sorted(s))
|
||
|
|
|
||
|
|
# frozensets are hashable unlike sets
|
||
|
|
print({frozenset("1"): 2})
|