結果
| 問題 |
No.389 ロジックパズルの組み合わせ
|
| コンテスト | |
| ユーザー |
mkawa2
|
| 提出日時 | 2020-04-15 00:41:26 |
| 言語 | Python3 (3.13.1 + numpy 2.2.1 + scipy 1.14.1) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 2,190 bytes |
| コンパイル時間 | 152 ms |
| コンパイル使用メモリ | 12,928 KB |
| 実行使用メモリ | 257,024 KB |
| 最終ジャッジ日時 | 2024-10-01 18:28:41 |
| 合計ジャッジ時間 | 8,041 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| other | TLE * 2 -- * 97 |
ソースコード
from itertools import permutations
import sys
sys.setrecursionlimit(10 ** 6)
from bisect import *
from collections import *
from heapq import *
def II(): return int(sys.stdin.readline())
def MI(): return map(int, sys.stdin.readline().split())
def LI(): return list(map(int, sys.stdin.readline().split()))
def SI(): return sys.stdin.readline()[:-1]
def LLI(rows_number): return [LI() for _ in range(rows_number)]
int1 = lambda x: int(x) - 1
def MI1(): return map(int1, sys.stdin.readline().split())
def LI1(): return list(map(int1, sys.stdin.readline().split()))
p2D = lambda x: print(*x, sep="\n")
dij = [(1, 0), (0, 1), (-1, 0), (0, -1)]
# grobalにmdを設定すること
class mint:
def __init__(self, x):
self.__x = x % md
def __str__(self):
return str(self.__x)
def __neg__(self):
return mint(-self.__x)
def __add__(self, other):
if isinstance(other, mint): other = other.__x
return mint(self.__x + other)
def __sub__(self, other):
if isinstance(other, mint): other = other.__x
return mint(self.__x - other)
def __rsub__(self, other):
return mint(other - self.__x)
def __mul__(self, other):
if isinstance(other, mint): other = other.__x
return mint(self.__x * other)
__radd__ = __add__
__rmul__ = __mul__
def __truediv__(self, other):
if isinstance(other, mint): other = other.__x
return mint(self.__x * pow(other, md - 2, md))
def __rtruediv__(self, other):
return mint(other * pow(self.__x, md - 2, md))
def __pow__(self, power, modulo=None):
return mint(pow(self.__x, power, md))
md = 10**9+7
def nCr(com_n, com_r):
if com_n < com_r: return 0
return fac[com_n] * ifac[com_r] * ifac[com_n - com_r]
n_max = 1000005
fac = [mint(1)]
for i in range(1, n_max + 1): fac.append(fac[-1] * i)
ifac = [mint(1)] * (n_max + 1)
ifac[n_max] /= fac[n_max]
for i in range(n_max - 1, 1, -1): ifac[i] = ifac[i + 1] * (i + 1)
def main():
m=II()
hh=LI()
if hh[0]==0:
print(1)
exit()
w=m-sum(hh)
if w<len(hh)-1:
print("NA")
exit()
print(nCr(w+1,len(hh)))
main()
mkawa2