結果
| 問題 |
No.2867 NOT FOUND 404 Again
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2025-04-24 15:21:07 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 980 ms / 3,000 ms |
| コード長 | 3,288 bytes |
| コンパイル時間 | 517 ms |
| コンパイル使用メモリ | 82,304 KB |
| 実行使用メモリ | 104,292 KB |
| 最終ジャッジ日時 | 2025-04-24 15:21:21 |
| 合計ジャッジ時間 | 14,104 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 18 |
ソースコード
import os,sys,random,threading
#sys.exit() 退出程序
#sys.setrecursionlimit(10**6) #调整栈空间
from random import randint,choice,shuffle
#randint(a,b)从[a,b]范围随机选择一个数
#choice(seq)seq可以是一个列表,元组或字符串,从seq中随机选取一个元素
#shuffle(x)将一个可变的序列x中的元素打乱
from copy import deepcopy
from io import BytesIO,IOBase
from types import GeneratorType
from functools import lru_cache,reduce
#reduce(op,迭代对象)
from bisect import bisect_left,bisect_right
#bisect_left(x) 大于等于x的第一个下标
#bisect_right(x) 大于x的第一个下标
from collections import Counter,defaultdict,deque
from itertools import accumulate,combinations,permutations
#accumulate(a)用a序列生成一个累积迭代器,一般list化前面放个[0]做前缀和用
#combinations(a,k)a序列选k个 组合迭代器
#permutations(a,k)a序列选k个 排列迭代器
from heapq import heapify,heappop,heappush
#heapify将列表转为堆
from typing import Generic,Iterable,Iterator,TypeVar,Union,List
from string import ascii_lowercase,ascii_uppercase,digits
#小写字母,大写字母,十进制数字
from math import ceil,floor,sqrt,pi,factorial,gcd,log,log10,log2,inf
#ceil向上取整,floor向下取整 ,sqrt开方 ,factorial阶乘
from decimal import Decimal,getcontext
#Decimal(s) 实例化Decimal对象,一般使用字符串
#getcontext().prec=100 修改精度
from sys import stdin, stdout, setrecursionlimit
input = lambda: sys.stdin.readline().rstrip("\r\n")
MI = lambda :map(int,input().split())
li = lambda :list(MI())
ii = lambda :int(input())
mod = int(1e9 + 7) #998244353
inf = 1<<60
py = lambda :print("YES")
pn = lambda :print("NO")
DIRS = [(0, 1), (1, 0), (0, -1), (-1, 0)] # 右下左上
DIRS8 = [(0, 1), (1, 1), (1, 0), (1, -1), (0, -1), (-1, -1), (-1, 0),(-1, 1)] # →↘↓↙←↖↑↗
class KMP:
def __init__(self, pattern):
self._pattern = pattern
self.next = self.getNext(pattern)
def getNext(self, pattern):
next = [0] * len(pattern)
j = 0
for i in range(1, len(pattern)):
while j and pattern[i] != pattern[j]:
j = next[j - 1]
if pattern[i] == pattern[j]:
j += 1
next[i] = j
return next
def move(self, pos, input_):
assert 0 <= pos < len(self._pattern)
while pos and input_ != self._pattern[pos]:
pos = self.next[pos - 1] # rollback
if input_ == self._pattern[pos]:
pos += 1
return pos
kmp=KMP([4,0,4])
move=[[0]*10 for _ in range(4)]
for i in range(3):
for j in range(10):
move[i][j]=kmp.move(i,j)
mod=998244353
n=input()
s=[int(i) for i in n]
f=[0]*4
flag=True
p=0
for i,c in enumerate(s):
g=[0]*4
for tmp in range(3):
for nxt in range(10):
g[move[tmp][nxt]]+=f[tmp]
if i==0:
for nxt in range(1,c):
g[move[0][nxt]]+=1
else:
for nxt in range(1,10):
g[move[0][nxt]]+=1
if flag:
for nxt in range(c):
g[move[p][nxt]]+=1
p=move[p][c]
if p==3:
flag=False
p=0
f=[j%mod for j in g]
res=sum(f[:-1])
if flag:
res+=1
print(res%mod)