結果
| 問題 |
No.3310 mod998
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2025-10-24 22:18:45 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
RE
|
| 実行時間 | - |
| コード長 | 2,196 bytes |
| コンパイル時間 | 363 ms |
| コンパイル使用メモリ | 82,180 KB |
| 実行使用メモリ | 114,348 KB |
| 最終ジャッジ日時 | 2025-10-24 22:19:18 |
| 合計ジャッジ時間 | 19,290 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 20 RE * 5 TLE * 6 -- * 2 |
ソースコード
# input
import sys
input = sys.stdin.readline
II = lambda : int(input())
MI = lambda : map(int, input().split())
LI = lambda : [int(a) for a in input().split()]
SI = lambda : input().rstrip()
LLI = lambda n : [[int(a) for a in input().split()] for _ in range(n)]
LSI = lambda n : [input().rstrip() for _ in range(n)]
MI_1 = lambda : map(lambda x:int(x)-1, input().split())
LI_1 = lambda : [int(a)-1 for a in input().split()]
mod = 998244353
inf = 1001001001001001001
ordalp = lambda s : ord(s)-65 if s.isupper() else ord(s)-97
ordallalp = lambda s : ord(s)-39 if s.isupper() else ord(s)-97
yes = lambda : print("Yes")
no = lambda : print("No")
yn = lambda flag : print("Yes" if flag else "No")
prinf = lambda ans : print(ans if ans < 1000001001001001001 else -1)
alplow = "abcdefghijklmnopqrstuvwxyz"
alpup = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
alpall = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
URDL = {'U':(-1,0), 'R':(0,1), 'D':(1,0), 'L':(0,-1)}
DIR_4 = [[-1,0],[0,1],[1,0],[0,-1]]
DIR_8 = [[-1,0],[-1,1],[0,1],[1,1],[1,0],[1,-1],[0,-1],[-1,-1]]
DIR_BISHOP = [[-1,1],[1,1],[1,-1],[-1,-1]]
prime60 = [2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59]
sys.set_int_max_str_digits(0)
# sys.setrecursionlimit(10**6)
# import pypyjit
# pypyjit.set_param('max_unroll_recursion=-1')
from collections import defaultdict,deque
from heapq import heappop,heappush
from bisect import bisect_left,bisect_right
DD = defaultdict
BSL = bisect_left
BSR = bisect_right
mod = 998
def calc(n, k):
# print(k)
if len(k) == 1 and k[0] == 1:
return 1
if k[0] & 1 == 0:
inv(k)
r = calc(n*n%mod, k)
return r*(1+n)%mod
else:
inv(k)
r = calc(n*n%mod, k)
return 1 + r*(n+n*n) % mod
def inv(k):
if k[0] & 1:
k[0] -= 1
for i in reversed(range(len(k))):
if k[i] & 1:
k[i-1] += 10
k[i] >>= 1
while k[-1] == 0:
k.pop()
def solve():
n, m = MI()
for i in range(m):
k = SI()
if n == 0:
print(1)
continue
k = list(map(int, k))[::-1]
k[0] += 1
r = calc(n, k)
print(r % mod)
t = II()
for i in range(t):
solve()