Submission #1008596

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1008596	2024-06-26 15:06:25	shikgom2	씽크스몰 (kriii3_TT)	Pypy 3	10 / 30	7693 ms	429076 KiB

tt

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import sys
input = sys.stdin.readline
from functools import reduce
import operator
MOD = 998244353
ROOT = 3
IROOT = pow(ROOT, MOD-2, MOD)
def NTT(v, inv):
    S = len(v)
    j = 0
    for i in range(1, S):
        bit = S // 2
        while j >= bit:
            j -= bit
            bit //= 2
        j += bit
        if i < j:
            v[i], v[j] = v[j], v[i]
    
    k = 1
    while k < S:
        z = pow(ROOT if inv else IROOT, (MOD-1) // (2*k), MOD)
        i = 0
        while i < S:
            w = 1
            for j in range(k):
                even = v[i + j]
                odd = v[i + j + k] * w % MOD
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10