結果
| 問題 |
No.2318 Phys Bone Maker
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2023-02-26 02:56:00 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 2,143 ms / 3,000 ms |
| コード長 | 1,934 bytes |
| コンパイル時間 | 309 ms |
| コンパイル使用メモリ | 82,348 KB |
| 実行使用メモリ | 94,620 KB |
| 最終ジャッジ日時 | 2024-09-18 12:56:21 |
| 合計ジャッジ時間 | 22,803 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 45 |
ソースコード
import sys
from collections import deque, Counter
from math import gcd, log10, pi, sqrt, ceil
from bisect import bisect, bisect_left, bisect_right, insort
from typing import Iterable, TypeVar, Union, Tuple, Iterator, List
import copy
import heapq
import itertools
import math
import random
from fractions import Fraction
from functools import lru_cache, partial, cmp_to_key
import operator
input = sys.stdin.readline
sys.setrecursionlimit(10000000)
mod = 998244353
INF = 1 << 61
DIFF = 10 ** -9
DX = [1, 0, -1, 0, 1, 1, -1, -1]
DY = [0, 1, 0, -1, 1, -1, 1, -1]
def read_values(): return map(int, input().split())
def read_index(): return map(lambda x: int(x) - 1, input().split())
def read_list(): return list(read_values())
def read_lists(N): return [read_list() for _ in range(N)]
def main():
N = int(input())
T = {}
for n in range(2, int(N ** 0.5) + 1):
while N % n == 0:
T[n] = T.get(n, 0) + 1
N //= n
if N > 1:
T[N] = T.get(N, 0) + 1
T = list(T.items())
X = {}
V = set()
def f(s, S):
if len(S) == len(T):
V.add(s)
X[s] = (tuple(S))
return
k, v = T[len(S)]
S.append(0)
for _ in range(v + 1):
f(s, S)
s *= k
S[-1] += 1
S.pop()
s //= k ** v
f(1, [])
N = len(V)
V = sorted(list(V))
X = [X[v] for v in V]
dp = [0] * N
dp[0] = 1
for i in range(N):
for j in range(i + 1, N):
r = 1
for x1, x2 in zip(X[i], X[j]):
if x2 > x1:
continue
elif x2 == x1:
r *= x1 + 1
r %= mod
else:
break
else:
dp[j] += dp[i] * r % mod
dp[j] %= mod
print(dp[-1])
if __name__ == "__main__":
main()