結果

問題 No.2164 Equal Balls
ユーザー mkawa2
提出日時 2022-12-19 11:13:28
言語 PyPy3
(7.3.15)
結果
RE  
実行時間 -
コード長 1,578 bytes
コンパイル時間 359 ms
コンパイル使用メモリ 82,176 KB
実行使用メモリ 127,800 KB
最終ジャッジ日時 2024-11-18 00:40:24
合計ジャッジ時間 7,616 ms
ジャッジサーバーID
(参考情報)
judge2 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 5 RE * 46
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

import sys
# sys.setrecursionlimit(200005)
int1 = lambda x: int(x)-1
pDB = lambda *x: print(*x, end="\n", file=sys.stderr)
p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr)
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
inf = (1 << 63)-1
# inf = (1 << 31)-1
# md = 10**9+7
md = 998244353
from collections import defaultdict
cc = []
for i in range(301):
cc.append([1])
for j in range(1, i):
cc[i].append((cc[i-1][j-1]+cc[i-1][j])%md)
cc[i].append(1)
# p2D(cc)
n, m = LI()
aa = LI()
bb = LI()
lim = 300*150+1
ans = 1
sc = defaultdict(int)
sc[0] = 1
for si in range(m):
dp = defaultdict(lambda: -1)
for i in range(si, n, m):
a, b = aa[i], bb[i]
i = -a
ndp = defaultdict(int)
for c in cc[a+b]:
if dp[i] == -1:
ndp[i] = c
else:
ndp[i] = dp[i]*c%md
i += 1
dp = ndp
# pDB(i, a, b, dp)
nsc = defaultdict(int)
for d, v in dp.items():
for s, c in sc.items():
if -lim <= s+d <= lim:
nsc[s+d] += v*c%md
nsc[s+d] %= md
sc = nsc
print(sc[0])
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