結果

問題 No.2991 Hypercubic Graph Flow
ユーザー mkawa2
提出日時 2024-12-17 18:13:09
言語 Python3
(3.13.1 + numpy 2.2.1 + scipy 1.14.1)
結果
AC  
実行時間 563 ms / 2,000 ms
コード長 1,665 bytes
コンパイル時間 530 ms
コンパイル使用メモリ 12,928 KB
実行使用メモリ 19,456 KB
最終ジャッジ日時 2024-12-17 18:13:12
合計ジャッジ時間 3,363 ms
ジャッジサーバーID
(参考情報)
judge1 / judge3
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
other AC * 10
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

import sys
# sys.setrecursionlimit(200005)
# sys.set_int_max_str_digits(200005)
int1 = lambda x: int(x)-1
pDB = lambda *x: print(*x, end="\n", file=sys.stderr)
p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr)
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()
dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
# inf = -1-(-1 << 31)
inf = -1-(-1 << 62)
# md = 10**9+7
md = 998244353
def ok():
for a in ans:
if sum(a): return False
for a in zip(*ans):
if sum(a): return False
for i in range(w):
for j in range(i):
if ans[i][j] != -ans[j][i]: return False
return True
n = II()
if n == 1:
print("No")
exit()
m = n >> 1 << 1
w = 1 << n
ans = [[0]*w for _ in range(w)]
for i in range(w):
if i.bit_count() & 1:
for k in range(m//2):
j = i ^ 1 << k
ans[i][j] = 1
for k in range(m//2,m):
j = i ^ 1 << k
ans[i][j] = -1
else:
for k in range(m//2):
j = i ^ 1 << k
ans[i][j] = -1
for k in range(m//2,m):
j = i ^ 1 << k
ans[i][j] = 1
if n&1:
t=1<<n-1
for i in range(w):
j=i^1
f=ans[i][j]
ans[i][j]+=f
ans[i][i^t]=-f
print("Yes")
for a in ans: print(*a)
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