結果

問題 No.2496 LCM between Permutations
ユーザー minimum
提出日時 2023-10-06 22:22:17
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 249 ms / 2,000 ms
コード長 2,584 bytes
コンパイル時間 201 ms
コンパイル使用メモリ 82,584 KB
実行使用メモリ 93,404 KB
平均クエリ数 953.86
最終ジャッジ日時 2024-07-26 16:34:35
合計ジャッジ時間 5,421 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
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 * 1
other AC * 28
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

def primelist(N):
pr = []
lpf = [0] * (N + 1)
for d in range(2, N + 1):
if lpf[d] == 0:
lpf[d] = d
pr.append(d)
for p in pr:
if p * d > N or p > lpf[d]:
break
lpf[p * d] = p
return pr
N = int(input())
if N == 1:
print('!', 1, 1, flush=True)
exit()
pr = primelist(N)
P = max(pr)
ls = []
res = [-1] * N
for j in range(N):
print('?', 1, j + 1, flush=True)
x = int(input())
res[j] = x
if x % P == 0:
ls.append(j)
resa, resb = [-1] * N, [-1] * N
ansa, ansb = [-1] * N, [-1] * N
if len(ls) == 1:
# B[j0] = P
j0 = ls[0]
for i in range(N):
print('?', i + 1, j0 + 1, flush=True)
x = int(input())
resa[i] = x
# resa P 2
i0_list = []
for i in range(N):
if resa[i] == P:
i0_list.append(i)
i0 = i0_list[0]
for j in range(N):
print('?', i0 + 1, j + 1, flush=True)
x = int(input())
resb[j] = x
if min(resb) == 1:
# A[i0] = 1
ansa[i0] = 1
ansa[i0_list[1]] = P
ansb = resb
for i in range(N):
if ansa[i] == -1:
ansa[i] = resa[i] // P
else:
# A[i0] = P
ansa[i0] = P
ansa[i0_list[1]] = 1
for j in range(N):
if j == j0:
ansb[j] = P
else:
ansb[j] = resb[j] // P
for i in range(N):
if ansa[i] == -1:
ansa[i] = resa[i] // P
print('!', *ansa, *ansb, flush=True)
elif len(ls) == N:
# A[i0] = P
i0 = 0
for j in range(N):
print('?', i0 + 1, j + 1, flush=True)
x = int(input())
resb[j] = x
# resb P 2
j0_list = []
for j in range(N):
if resb[j] == P:
j0_list.append(j)
j0 = j0_list[0]
for i in range(N):
print('?', i + 1, j0 + 1, flush=True)
x = int(input())
resa[i] = x
if min(resa) == 1:
# B[j0] = 1
ansb[j0] = 1
ansb[j0_list[1]] = P
ansa = resa
for j in range(N):
if ansb[j] == -1:
ansb[j] = resb[j] // P
else:
# B[j0] = P
ansb[j0] = P
ansb[j0_list[1]] = 1
for i in range(N):
if i == i0:
ansa[i] = P
else:
ansa[i] = resa[i] // P
for i in range(N):
if ansb[i] == -1:
ansb[i] = resb[i] // P
print('!', *ansa, *ansb, flush=True)
else:
exit()
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