結果

問題 No.8079 アルベド
ユーザー hiro1729
提出日時 2023-12-30 10:39:23
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 268 ms / 2,000 ms
コード長 2,643 bytes
コンパイル時間 448 ms
コンパイル使用メモリ 82,524 KB
実行使用メモリ 79,108 KB
最終ジャッジ日時 2024-09-27 16:39:54
合計ジャッジ時間 3,729 ms
ジャッジサーバーID
(参考情報)
judge2 / judge5
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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

from math import gcd, isqrt
# N≦2^64
def is_prime(N: int) -> bool:
if N <= 1:
return False
if N == 2:
return True
if N & 1 == 0:
return False
s = 0
d = N - 1
while d & 1 == 0:
s += 1
d >>= 1
for a in [2, 325, 9375, 28178, 450775, 9780504, 1795265022]:
if a % N == 0:
return True
x = pow(a, d, N)
if x != 1:
t = 0
while t < s and x < N - 1:
t += 1
x = x * x % N
if t == s:
return False
return True
# N
def biggest_prime(N: int) -> int:
while not is_prime(N):
N -= 1
return N
# N
def smallest_prime(N: int) -> int:
while not is_prime(N):
N += 1
return N
# [1, N]
def Eratosthenes_Sieve(N: int) -> list:
if N < 2:
return []
p = [True] * (N + 1)
p[0] = p[1] = False
for i in range(2, N + 1):
if i * i > N:
break
if p[i]:
for j in range(2 * i, N + 1, i):
p[j] = False
return p
# [A, B]
def Eratosthenes_Sieve2(A: int, B: int) -> list:
p = [True] * (B - A + 1)
for i in range(2, B + 1):
if i * i > B:
break
if i < A:
for j in range((A + i - 1) // i * i, B + 1, i):
p[j - A] = False
elif p[i - A]:
for j in range(2 * i, B + 1, i):
p[j - A] = False
return p
# ()
def divisor(N: int) -> list:
d = []
d2 = []
for i in range(1, N + 1):
if i * i > N:
break
if N % i == 0:
d.append(i)
if i * i < N:
d2.append(N // i)
return d + d2[::-1]
#
def factorize(N: int) -> list:
c = 0
while N & 1 == 0:
c += 1
N >>= 1
ans = [2] * c
while N > 1:
n = N
while not is_prime(n):
m = int(n ** 0.125) + 1
for c in range(1, n):
y = 0
g = 1
q = 1
r = 1
while g == 1:
x = y
for _ in range(r >> 1, (3 * r) >> 2):
y = (y * y + c) % n
for k in range((3 * r) >> 2, r, m):
ys = y
for _ in range(min(m, r - k)):
y = (y * y + c) % n
q = q * (x - y) % n
g = gcd(q, n)
if g != 1:
break
r <<= 1
if g == n:
g = 1
y = ys
while g == 1:
y = (y * y + c) % n
g = gcd(x - y, n)
if g != n:
break
n = g
c = 0
while N % n == 0:
c += 1
N //= n
ans += [n] * c
ans.sort()
return ans
# ⌊N/1⌋...⌊N/N⌋
def quotients(N: int) -> list:
s = isqrt(N)
ans = [N // i for i in range(1, s + 1)]
ans += list(range(s - (ans[-1] == s), 0, -1))
ans.reverse()
return ans
e = Eratosthenes_Sieve(100000)
for i in range(100000):
e[i + 1] += e[i]
for _ in range(int(input())):
print(e[int(input())])
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