結果

問題 No.2548 Problem Selection
ユーザー StanMarshStanMarsh
提出日時 2023-11-25 14:06:45
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 226 ms / 2,000 ms
コード長 4,986 bytes
コンパイル時間 535 ms
コンパイル使用メモリ 82,340 KB
実行使用メモリ 106,108 KB
最終ジャッジ日時 2024-09-26 10:39:12
合計ジャッジ時間 6,804 ms
ジャッジサーバーID
(参考情報)
judge1 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 25
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

from random import getrandbits, randrange
from string import ascii_lowercase, ascii_uppercase
import sys
from math import ceil, floor, sqrt, pi, factorial, gcd, log, log10, log2, inf, cos, sin
from copy import deepcopy, copy
from collections import Counter, deque, defaultdict
from heapq import heapify, heappop, heappush
from itertools import (
accumulate,
product,
combinations,
combinations_with_replacement,
permutations,
)
from bisect import bisect, bisect_left, bisect_right
from functools import lru_cache, reduce
from decimal import Decimal, getcontext
from typing import List, Tuple, Optional
inf = float("inf")
def ceil_div(a, b):
return (a + b - 1) // b
def isqrt(num):
res = int(sqrt(num))
while res * res > num:
res -= 1
while (res + 1) * (res + 1) <= num:
res += 1
return res
def int1(s):
return int(s) - 1
from types import GeneratorType
def bootstrap(f, stack=[]):
def wrapped(*args, **kwargs):
if stack:
return f(*args, **kwargs)
else:
to = f(*args, **kwargs)
while True:
if type(to) is GeneratorType:
stack.append(to)
to = next(to)
else:
stack.pop()
if not stack:
break
to = stack[-1].send(to)
return to
return wrapped
import sys
import os
input = lambda: sys.stdin.readline().rstrip("\r\n")
print = lambda *args, end="\n", sep=" ": sys.stdout.write(
sep.join(map(str, args)) + end
)
def II():
return int(input())
def MII(base=0):
return map(lambda s: int(s) - base, input().split())
def LII(base=0):
return list(MII(base))
def NA():
n = II()
a = LII()
return n, a
def read_graph(n, m, base=0, directed=False, return_edges=False):
g = [[] for _ in range(n)]
edges = []
for _ in range(m):
a, b = MII(base)
if return_edges:
edges.append((a, b))
g[a].append(b)
if not directed:
g[b].append(a)
if return_edges:
return g, edges
return g
def read_graph_with_weight(n, m, base=0, directed=False, return_edges=False):
g = [[] for _ in range(n)]
edges = []
for _ in range(m):
a, b, w = MII()
a, b = a - base, b - base
if return_edges:
edges.append((a, b, w))
g[a].append((b, w))
if not directed:
g[b].append((a, w))
if return_edges:
return g, edges
return g
def iterate_tokens():
for line in sys.stdin:
for word in line.split():
yield word
tokens = None
def NI():
global tokens
if tokens is None:
tokens = iterate_tokens()
return int(next(tokens))
def LNI(n):
return [NI() for _ in range(n)]
def yes(res):
print("Yes" if res else "No")
def YES(res):
print("YES" if res else "NO")
def pairwise(a):
n = len(a)
for i in range(n - 1):
yield a[i], a[i + 1]
def factorial(n):
return reduce(lambda x, y: x * y, range(1, n + 1))
def cmin(dp, i, x):
if x < dp[i]:
dp[i] = x
def cmax(dp, i, x):
if x > dp[i]:
dp[i] = x
def alp_a_to_i(s):
return ord(s) - ord("a")
def alp_A_to_i(s):
return ord(s) - ord("A")
def alp_i_to_a(i):
return chr(ord("a") + i)
def alp_i_to_A(i):
return chr(ord("A") + i)
d4 = [(1, 0), (0, 1), (-1, 0), (0, -1)]
d8 = [(1, 0), (1, 1), (0, 1), (-1, 1), (-1, 0), (-1, -1), (0, -1), (1, -1)]
def ranges(n, m):
return ((i, j) for i in range(n) for j in range(m))
def valid(i, j, n, m):
return 0 <= i < n and 0 <= j < m
def ninj(i, j, n, m):
return [(i + di, j + dj) for di, dj in d4 if valid(i + di, j + dj, n, m)]
def gen(x, *args):
if len(args) == 1:
return [x] * args[0]
if len(args) == 2:
return [[x] * args[1] for _ in [0] * args[0]]
if len(args) == 3:
return [[[x] * args[2] for _ in [0] * args[1]] for _ in [0] * args[0]]
if len(args) == 4:
return [
[[[x] * args[3] for _ in [0] * args[2]] for _ in [0] * args[1]]
for _ in [0] * args[0]
]
list2d = lambda a, b, v: [[v] * b for _ in range(a)]
list3d = lambda a, b, c, v: [[[v] * c for _ in range(b)] for _ in range(a)]
class Debug:
def __init__(self, debug=False):
self.debug = debug
cur_path = os.path.dirname(os.path.abspath(__file__))
self.local = os.path.exists(cur_path + "/.cph")
def get_ic(self):
if self.debug and self.local:
from icecream import ic
return ic
else:
return lambda *args, **kwargs: ...
ic = Debug(1).get_ic()
n, m = MII()
a = LII()
a.sort()
s = sum((y - x) ** 2 for x, y in pairwise(a[:m]))
res = s
for i in range(m, n):
s += (a[i] - a[i - 1]) ** 2
s -= (a[i - m + 1] - a[i - m]) ** 2
res = min(res, s)
print(res)
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0