結果
問題 | No.2752 文字列の数え上げ mod 998244353 |
ユーザー | vwxyz |
提出日時 | 2024-07-01 21:57:56 |
言語 | PyPy3 (7.3.15) |
結果 |
TLE
|
実行時間 | - |
コード長 | 23,486 bytes |
コンパイル時間 | 181 ms |
コンパイル使用メモリ | 82,772 KB |
実行使用メモリ | 87,536 KB |
最終ジャッジ日時 | 2024-07-01 21:58:01 |
合計ジャッジ時間 | 5,422 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 56 ms
63,488 KB |
testcase_01 | AC | 55 ms
58,240 KB |
testcase_02 | AC | 53 ms
58,240 KB |
testcase_03 | AC | 56 ms
58,240 KB |
testcase_04 | AC | 53 ms
58,112 KB |
testcase_05 | AC | 52 ms
58,368 KB |
testcase_06 | AC | 52 ms
57,984 KB |
testcase_07 | AC | 51 ms
58,112 KB |
testcase_08 | AC | 51 ms
58,112 KB |
testcase_09 | AC | 52 ms
58,112 KB |
testcase_10 | AC | 52 ms
58,496 KB |
testcase_11 | AC | 51 ms
58,624 KB |
testcase_12 | AC | 72 ms
58,496 KB |
testcase_13 | AC | 52 ms
58,496 KB |
testcase_14 | AC | 63 ms
66,816 KB |
testcase_15 | AC | 54 ms
59,392 KB |
testcase_16 | AC | 70 ms
70,144 KB |
testcase_17 | AC | 72 ms
71,040 KB |
testcase_18 | AC | 74 ms
73,740 KB |
testcase_19 | AC | 68 ms
73,472 KB |
testcase_20 | TLE | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
ソースコード
class Matrix: def __init__(self,H=0,W=0,matrix=False,eps=0,mod=0,identity=0): if identity: if H: self.H=H self.W=H else: self.H=W self.W=W self.matrix=[[0]*self.W for i in range(self.H)] for i in range(self.H): self.matrix[i][i]=identity elif matrix: self.matrix=matrix self.H=len(self.matrix) self.W=len(self.matrix[0]) if self.matrix else 0 else: self.H=H self.W=W self.matrix=[[0]*self.W for i in range(self.H)] self.mod=mod self.eps=eps def __eq__(self,other): if type(other)!=Matrix: return False if self.H!=other.H: return False if self.mod: for i in range(self.H): for j in range(self.W): if self.matrix[i][j]%self.mod!=other.matrix[i][j]%self.mod: return False else: for i in range(self.H): for j in range(self.W): if self.eps<abs(self.matrix[i][j]-other.matrix[i][j]): return False return True def __ne__(self,other): if type(other)!=Matrix: return True if self.H!=other.H: return True if self.mod: for i in range(self.H): for j in range(self.W): if self.matrix[i][j]%self.mod!=other.matrix[i][j]%self.mod: return True else: for i in range(self.H): for j in range(self.W): if self.eps<abs(self.matrix[i][j]-other.matrix[i][j]): return True return False def __add__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W if self.mod: summ=Matrix(matrix=[[(self.matrix[i][j]+other.matrix[i][j])%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: summ=Matrix(matrix=[[self.matrix[i][j]+other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: if self.mod: summ=Matrix(matrix=[[(self.matrix[i][j]+other)%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: summ=Matrix(matrix=[[self.matrix[i][j]+other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return summ def __sub__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W if self.mod: diff=Matrix(matrix=[[(self.matrix[i][j]-other.matrix[i][j])%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: diff=Matrix(matrix=[[self.matrix[i][j]-other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: if self.mod: diff=Matrix(matrix=[[(self.matrix[i][j]-other)%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: diff=Matrix(matrix=[[self.matrix[i][j]-other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return diff def __mul__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W if self.mod: prod=Matrix(matrix=[[(self.matrix[i][j]*other.matrix[i][j])%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: prod=Matrix(matrix=[[self.matrix[i][j]*other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: if self.mod: prod=Matrix(matrix=[[(self.matrix[i][j]*other)%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: prod=Matrix(matrix=[[self.matrix[i][j]*other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return prod def __matmul__(self,other): if type(other)==Matrix: assert self.W==other.H prod=Matrix(H=self.H,W=other.W,eps=self.eps,mod=self.mod) for i in range(self.H): for j in range(other.W): for k in range(self.W): prod.matrix[i][j]+=self.matrix[i][k]*other.matrix[k][j] if self.mod: prod.matrix[i][j]%=self.mod elif type(other)==int: assert self.H==self.W if other==0: prod=Matrix(H=self.H,eps=self.eps,mod=self.mod,identity=1) elif other==1: prod=Matrix(matrix=[[self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: prod=Matrix(H=self.H,eps=self.eps,mod=self.mod,identity=1) doub=Matrix(matrix=[[self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) while other>=2: if other&1: prod@=doub doub@=doub other>>=1 prod@=doub return prod def __truediv__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W if self.mod: quot=Matrix(matrix=[[(self.matrix[i][j]*MOD(self.mod).Pow(other.matrix[i][j],-1))%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: quot=Matrix(matrix=[[self.matrix[i][j]/other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: if self.mod: inve=MOD(self.mod).Pow(other,-1) quot=Matrix(matrix=[[(self.matrix[i][j]*inve)%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: quot=Matrix(matrix=[[self.matrix[i][j]/other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return quot def __floordiv__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W quot=Matrix(matrix=[[self.matrix[i][j]//other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: quot=Matrix(matrix=[[self.matrix[i][j]//other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return quot def __mod__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W rema=Matrix(matrix=[[self.matrix[i][j]%other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: rema=Matrix(matrix=[[self.matrix[i][j]%other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return rema def __pow__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W if self.mod: powe=Matrix(matrix=[[pow(self.matrix[i][j],other.matrix[i][j],self.mod) for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: powe=Matrix(matrix=[[pow(self.matrix[i][j],other.matrix[i][j]) for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: if self.mod: powe=Matrix(matrix=[[pow(self.matrix[i][j],other,self.mod) for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: powe=Matrix(matrix=[[pow(self.matrix[i][j],other) for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return powe def __lshift__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W lshi=Matrix(matrix=[[self.matrix[i][j]<<other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: lshi=Matrix(matrix=[[self.matrix[i][j]<<other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return lshi def __rshift__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W rshi=Matrix(matrix=[[self.matrix[i][j]>>other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: rshi=Matrix(matrix=[[self.matrix[i][j]>>other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return rshi def __and__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W conj=Matrix(matrix=[[self.matrix[i][j]&other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: conj=Matrix(matrix=[[self.matrix[i][j]&other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return conj def __or__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W disj=Matrix(matrix=[[self.matrix[i][j]|other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: disj=Matrix(matrix=[[self.matrix[i][j]|other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return disj def __xor__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W excl=Matrix(matrix=[[self.matrix[i][j]^other.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: excl=Matrix(matrix=[[self.matrix[i][j]^other for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return excl def __iadd__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]+=other.matrix[i][j] if self.mod: self.matrix[i][j]%=self.mod else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]+=other if self.mod: self.matrix[i][j]%=self.mod return self def __isub__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]-=other.matrix[i][j] if self.mod: self.matrix[i][j]%=self.mod else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]-=other if self.mod: self.matrix[i][j]%=self.mod return self def __imul__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]*=other.matrix[i][j] if self.mod: self.matrix[i][j]%=self.mod else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]*=other if self.mod: self.matrix[i][j]%=self.mod return self def __imatmul__(self,other): if type(other)==Matrix: assert self.W==other.H prod=Matrix(H=self.H,W=other.W,eps=self.eps,mod=self.mod) for i in range(self.H): for j in range(other.W): for k in range(self.W): prod.matrix[i][j]+=self.matrix[i][k]*other.matrix[k][j] if self.mod: prod.matrix[i][j]%=self.mod elif type(other)==int: assert self.H==self.W if other==0: return Matrix(H=self.H,eps=self.eps,mod=self.mod,identity=1) elif other==1: prod=Matrix(matrix=[[self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: prod=Matrix(H=self.H,eps=self.eps,mod=self.mod,identity=1) doub=self while other>=2: if other&1: prod@=doub doub@=doub other>>=1 prod@=doub return prod def __itruediv__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): if self.mod: self.matrix[i][j]=self.matrix[i][j]*MOD(self.mod).Pow(other.matrix[i][j],-1)%self.mod else: self.matrix[i][j]/=other.matrix[i][j] else: if self.mod: inve=MOD(self.mod).Pow(other,-1) for i in range(self.H): for j in range(self.W): if self.mod: self.matrix[i][j]=self.matrix[i][j]*inve%self.mod else: self.matrix[i][j]/=other return self def __ifloordiv__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]//=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]//=other return self def __imod__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]%=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]%=other return self def __ipow__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): if self.mod: self.matrix[i][j]=pow(self.matrix[i][j],other.matrix[i][j],self.mod) else: self.matrix[i][j]=pow(self.matrix[i][j],other.matrix[i][j]) else: for i in range(self.H): for j in range(self.W): if self.mod: self.matrix[i][j]=pow(self.matrix[i][j],other,self.mod) else: self.matrix[i][j]=pow(self.matrix[i][j],other) return self def __ilshift__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]<<=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]<<=other return self def __irshift__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]>>=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]>>=other return self def __iand__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]&=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]&=other return self def __ior__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]|=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]|=other return self def __ixor__(self,other): if type(other)==Matrix: assert self.H==other.H assert self.W==other.W for i in range(self.H): for j in range(self.W): self.matrix[i][j]^=other.matrix[i][j] else: for i in range(self.H): for j in range(self.W): self.matrix[i][j]^=other return self def __neg__(self): if self.mod: nega=Matrix(matrix=[[(-self.matrix[i][j])%self.mod for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) else: nega=Matrix(matrix=[[-self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return nega def __pos__(self): posi=Matrix(matrix=[[self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return posi def __invert__(self): inve=Matrix(matrix=[[~self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return inve def __abs__(self): abso=Matrix(matrix=[[abs(self.matrix[i][j]) for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) return abso def __getitem__(self,i): if type(i)==int: return self.matrix[i] elif type(i)==tuple: i,j=i if type(i)==int: i=slice(i,i+1) if type(j)==int: j=slice(j,j+1) return Matrix(matrix=[lst[j] for lst in self.matrix[i]],eps=self.eps,mod=self.mod) def __contains__(self,x): for i in range(self.H): if x in self.matrix[i]: return True return False def __str__(self): digit=[max(len(str(self.matrix[i][j])) for i in range(self.H)) for j in range(self.W)] return "\n".join([(" [" if i else "[[")+", ".join([str(self.matrix[i][j]).rjust(digit[j]," ") for j in range(self.W)])+"]" for i in range(self.H)])+"]" def __bool__(self): return True def Transpose(self): return Matrix(matrix=[[self.matrix[i][j] for i in range(self.H)] for j in range(self.W)]) def Trace(self): assert self.H==self.W trace=sum(self.matrix[i][i] for i in range(self.H)) if self.mod: trace%=self.mod return trace def Elem_Raw_Operate_1(self,i0,i1): self.matrix[i0],self.matrix[i1]=self.matrix[i1],self.matrix[i0] def Elem_Raw_Operate_2(self,i,c): if self.mod: self.matrix[i]=[self.matrix[i][j]*c%self.mod for j in range(self.W)] else: self.matrix[i]=[self.matrix[i][j]*c for j in range(self.W)] def Elem_Raw_Operate_3(self,i0,i1,c): if self.mod: self.matrix[i0]=[(self.matrix[i0][j]+c*self.matrix[i1][j])%self.mod for j in range(self.W)] else: self.matrix[i0]=[self.matrix[i0][j]+c*self.matrix[i1][j] for j in range(self.W)] def Elimination(self,determinant=False,inverse_matrix=False,linear_equation=False,rank=False,upper_triangular=False): h=0 ut=Matrix(matrix=[[self.matrix[i][j] for j in range(self.W)] for i in range(self.H)],eps=self.eps,mod=self.mod) if determinant or inverse_matrix: assert self.H==self.W det=1 if inverse_matrix: assert self.H==self.W im=Matrix(H=self.H,eps=self.eps,mod=self.mod,identity=1) if linear_equation: assert self.H==linear_equation.H le=Matrix(matrix=[[linear_equation.matrix[i][j] for j in range(linear_equation.W)] for i in range(linear_equation.H)],eps=self.eps,mod=self.mod) for j in range(ut.W): for i in range(h,ut.H): if abs(ut.matrix[i][j])>ut.eps: if determinant or inverse_matrix: det*=ut.matrix[i][j] if self.mod: det%=self.mod if self.mod: inve=MOD(self.mod).Pow(ut.matrix[i][j],-1) else: inve=1/ut.matrix[i][j] ut.Elem_Raw_Operate_1(i,h) if determinant and i!=h and self.mod: det=(-det)%self.mod if inverse_matrix: im.Elem_Raw_Operate_1(i,h) if linear_equation: le.Elem_Raw_Operate_1(i,h) ut.Elem_Raw_Operate_2(h,inve) if inverse_matrix: im.Elem_Raw_Operate_2(h,inve) if linear_equation: le.Elem_Raw_Operate_2(h,inve) for ii in range(ut.H): if ii==h: continue x=-ut.matrix[ii][j] ut.Elem_Raw_Operate_3(ii,h,x) if inverse_matrix: im.Elem_Raw_Operate_3(ii,h,x) if linear_equation: le.Elem_Raw_Operate_3(ii,h,x) h+=1 break else: det=0 if linear_equation and any(le[i][0] for i in range(h,self.H)): le=None tpl=() if determinant: tpl+=(det,) if inverse_matrix: if det==0: im=None tpl+=(im,) if linear_equation: tpl+=(le,) if rank: tpl+=(h,) if upper_triangular: tpl+=(ut,) if len(tpl)==1: tpl=tpl[0] return tpl def Arithmetic_Sequence_Sum(N,first_term,common_ratio,mod): return first_term*(Matrix(matrix=[[common_ratio,1],[0,1]],mod=mod)@N)[0][1]%mod T=int(input()) mod=998244353 for t in range(T): L=int(input()) ans=Arithmetic_Sequence_Sum(L,26,26,mod) print(ans)