結果

問題 No.187 中華風 (Hard)
ユーザー 👑 Kazun
提出日時 2020-10-12 04:41:36
言語 PyPy3
(7.3.15)
結果
RE  
実行時間 -
コード長 3,156 bytes
コンパイル時間 164 ms
コンパイル使用メモリ 82,176 KB
実行使用メモリ 66,176 KB
最終ジャッジ日時 2024-07-20 17:53:37
合計ジャッジ時間 2,608 ms
ジャッジサーバーID
(参考情報)
judge3 / judge2
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
other AC * 4 RE * 21
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

class Modulo_Error(Exception):
pass
class Modulo():
def __init__(self,a,n):
self.a=a%n
self.n=n
def __str__(self):
return "{} (mod {})".format(self.a,self.n)
#+,-
def __pos__(self):
return self
def __neg__(self):
return Modulo(-self.a,self.n)
#,
def __eq__(self,other):
if isinstance(other,Modulo):
return (self.a==other.a) and (self.n==other.n)
elif isinstance(other,int):
return (self-other).a==0
def __neq__(self,other):
return not(self==other)
#
def __add__(self,other):
if isinstance(other,Modulo):
if self.n!=other.n:
raise Modulo_Error(".")
return Modulo(self.a+other.a,self.n)
elif isinstance(other,int):
return Modulo(self.a+other,self.n)
def __radd__(self,other):
if isinstance(other,int):
return Modulo(self.a+other,self.n)
#
def __sub__(self,other):
return self+(-other)
def __rsub__(self,other):
if isinstance(other,int):
return -self+other
#
def __mul__(self,other):
if isinstance(other,Modulo):
if self.n!=other.n:
raise Modulo_Error(".")
return Modulo(self.a*other.a,self.n)
elif isinstance(other,int):
return Modulo(self.a*other,self.n)
def __rmul__(self,other):
if isinstance(other,int):
return Modulo(self.a*other,self.n)
#Modulo
def inverse(self):
return self.Modulo_Inverse()
def Modulo_Inverse(self):
x0, y0, x1, y1 = 1, 0, 0, 1
a,b=self.a,self.n
while b != 0:
q, a, b = a // b, b, a % b
x0, x1 = x1, x0 - q * x1
y0, y1 = y1, y0 - q * y1
if a!=1:
raise Modulo_Error("{}".format(self))
else:
return Modulo(x0,self.n)
#
def __truediv__(self,other):
return self*(other.Modulo_Inverse())
def __rtruediv__(self,other):
return other*(self.Modulo_Inverse())
#
def __pow__(self,m):
u=abs(m)
r=Modulo(pow(self.a,m,self.n),self.n)
if m>=0:
return r
else:
return r.Modulo_Inverse()
#
def __modulo_composite__(p,q):
from math import gcd
a,n=p.a,p.n
b,m=q.a,q.n
d=b-a
g=gcd(n,m)
if d%g:
raise Modulo_Error("{}{}.".format(p,q))
n//=g
m//=g
d//=g
s=(Modulo(1,m)/Modulo(n,m)).a
return Modulo(a+(n*g)*d*s,n*m*g)
def Modulo_Composite(*X):
from functools import reduce
return reduce(__modulo_composite__,X)
#================================================
N=int(input())
Mod=10**9+7
C=[0]*N
for k in range(3):
A,M=map(int,input().split())
C[k]=Modulo(A,M)
try:
E=Modulo_Composite(*C)
if E.a==0:
print(E.n%Mod)
else:
print(E.a%Mod)
except Modulo_Error:
print(-1)
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