27 lines
719 B
Python
27 lines
719 B
Python
def sliding(iterable,window=1):
|
|
# pairwise('ABCDEFG') --> AB BC CD DE EF FG
|
|
from itertools import tee
|
|
a, b = tee(iterable)
|
|
IT = [ ]
|
|
for _ in range(window):
|
|
next(b, None)
|
|
return zip(a, b)
|
|
|
|
def sliding_window(iterable, n):
|
|
from collections import deque
|
|
from itertools import islice
|
|
# sliding_window('ABCDEFG', 4) -> ABCD BCDE CDEF DEFG
|
|
it = iter(iterable)
|
|
window = deque(islice(it, n), maxlen=n)
|
|
#window = deque(it, maxlen=n)
|
|
if len(window) == n:
|
|
yield tuple(window)
|
|
for x in it:
|
|
window.append(x)
|
|
yield tuple(window)
|
|
|
|
import sys
|
|
|
|
print([t for t in sliding_window(map(lambda x: int(x[:-1]), sys.stdin.readlines()),4)])
|
|
#print(a for a in sliding(map(lambda x: int(x[:-1]), sys.stdin.readlines()),3))
|