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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#20508#2574. Fancy ArraysAppleblue17#WA 69ms36072kbC++172.9kb2022-02-16 12:43:242022-05-03 10:19:26

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2022-05-03 10:19:26]
  • 评测
  • 测评结果:WA
  • 用时:69ms
  • 内存:36072kb
  • [2022-02-16 12:43:24]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const int N=1e8+5,M=220,mod=1e9+7,B=8;
long long m,n;
int q,s=1,ans[M];
bool pd[N];
int prime[N];
int cnt;

int mul[M],inv[M];
int C(int m,int n){
	if(m<0 || n<0 || m<n) return 0;
	return 1ll*mul[m]*inv[n]%mod*inv[m-n]%mod;
}
int ksm(int f,int x){
	int tot=1;
	while(x){
		if(x & 1ll) tot=1ll*tot*f%mod;
		f=1ll*f*f%mod;
		x>>=1ll;
	}
	return tot;
}
void init(int lim){
	mul[0]=inv[0]=1;
	for(int i=1;i<=lim;i++) mul[i]=1ll*mul[i-1]*i%mod;
	inv[lim]=ksm(mul[lim],mod-2);
	for(int i=lim-1;i>=1;i--) inv[i]=1ll*inv[i+1]*(i+1)%mod;
	
	pd[1]=1;
	for(int i=2;i<=lim;i++){
		if(!pd[i]) prime[++cnt]=i;
		for(int j=1;j<=cnt && i*prime[j]<=lim;j++){
			pd[i*prime[j]]=1;
			if(i%prime[j]==0) break;
		}
	}
}

int tmp[M],num[M],e[M],id;


struct mtr{
	int t[M][M];
}P,A,R[M][B];

mtr getnew(){
	mtr tmp;
	for(int i=1;i<=s;i++)
		for(int j=1;j<=s;j++)
			tmp.t[i][j]=0;
	for(int j=1;j<=s;j++) tmp.t[j][j]=1;
	return tmp;
}

mtr operator *(mtr a,mtr b){
	mtr tot;
	for(int i=1;i<=s;i++)
		for(int j=1;j<=s;j++)
			tot.t[i][j]=0;
	for(int i=1;i<=s;i++)
		for(int k=1;k<=s;k++)
			for(int j=1;j<=s;j++)
				tot.t[i][j]=(tot.t[i][j]+1ll*a.t[i][k]*b.t[k][j]%mod)%mod;
	return tot;
}

mtr ksm(mtr a,long long x){
	mtr tot=getnew();
	while(x){
		if(x & 1ll) tot=a*tot;
		a=a*a;
		x>>=1ll;
	}
	return tot;
}

int a[M],b[M],val[M];


int main(){
	init(M-5);
	cin>>m>>q;
	long long x=m;
	for(int i=1;i<=cnt && prime[i]<=x;i++){
		if(x%prime[i]) continue;
		int tot=0;
		while(x%prime[i]==0) tot++,x/=prime[i];
		tmp[tot]++;
	}
	if(x>1) tmp[1]++;
	
	for(int i=1;i<=80;i++)
		if(tmp[i]){
			num[++id]=tmp[i];
			e[id]=i;
			s*=num[id]+1;
		}
	
	
	
	for(int i=1;i<=s;i++){
		for(int j=1;j<=s;j++){
			int x=i-1;
			for(int t=1;t<=id;t++) a[t]=x%(num[t]+1),x/=(num[t]+1);
			
			int y=j-1;
			for(int t=1;t<=id;t++) b[t]=y%(num[t]+1),y/=(num[t]+1);
			
			int sum=1,tot=1;
			for(int t=1;t<=id;t++) sum=1ll*sum*C(num[t],b[t])%mod*ksm(e[t],b[t])%mod;
			for(int t=1;t<=id;t++){
				if(a[t]+b[t]>num[t]){
					tot=0;
					break;
				}
				tot=1ll*tot*C(num[t]-a[t],b[t])%mod*ksm(e[t],b[t])%mod;
			}
			P.t[i][j]=(sum+mod-tot)%mod;
		}
	}
	
	for(int i=1;i<=s;i++){
		int x=i-1;
		for(int t=1;t<=id;t++) a[t]=x%(num[t]+1),x/=(num[t]+1);
		int tot=1;
		for(int t=1;t<=id;t++)
			tot=1ll*tot*C(num[t],a[t])%mod*ksm(e[t],a[t])%mod;
		val[i]=tot;
	}
	for(int i=1;i<=s;i++) A.t[i][1]=1;
	
	R[0][1]=P;
	for(int i=0;i<=16;i++){
		if(i) R[i][1]=R[i-1][B-1]*R[i-1][1];
		for(int t=2;t<B;t++) R[i][t]=R[i][t-1]*R[i][1];
	}
	
	for(int i=1;i<=q;i++){
		cin>>n; n--;
//		n=314719601137586866;
		mtr T=getnew();
		
		for(int t=0;t<=16;t++){
			long long x=n/(long long)(pow(B,t))%B;
			if(x) T=T*R[t][x];
		}
			
		T=T*A;
		int tot=0;
		for(int i=1;i<=s;i++) tot=(tot+1ll*T.t[i][1]*val[i]%mod)%mod;
		cout<<tot<<endl;
	}
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 5ms
memory: 36072kb

input:

12 3
1
2
3

output:

6
21
91

result:

ok 3 number(s): "6 21 91"

Test #2:

score: 0
Accepted
time: 69ms
memory: 34704kb

input:

1 150
471816347971198367
934144370769132530
85747619384378846
928941512582005725
154937870030720168
947932149793416512
27783441557851811
522085897018258944
254251197759739965
280173028039582607
323577718378116194
390211126917894813
349211961997885462
482844442408522462
582732208453073301
94800734555...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

result:

ok 150 numbers

Test #3:

score: 0
Accepted
time: 60ms
memory: 35340kb

input:

2 150
879653409269605014
957081824205994700
92943925332284309
70508831927780168
72367833784810922
57052500883916366
260855517197770739
493364569696106472
261906268272035425
712282959082227662
35005533487670014
740269757357303611
472541044721679500
231355986572948422
563516773952248704
38987628675191...

output:

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

result:

ok 150 numbers

Test #4:

score: -100
Wrong Answer
time: 56ms
memory: 35268kb

input:

4 150
833174642454220423
721913650877167279
111257970647375842
922819627392160450
408011919008881312
938552585499192014
401181394137854787
154596954164557809
43303362814617574
450360165684736834
713407776281798115
265067947883317301
820681723927726574
17493726254665319
431343457571478167
51814600647...

output:

230167296
196628211
574776726
834884783
805729432
156220538
919383035
302630925
606962124
322273303
372184850
248449793
154104231
12142823
164776225
238718919
692409435
45431754
608508235
912435634
259971542
348610214
326804800
314597985
219912962
816117215
502518548
201695447
626784843
54550620
877...

result:

wrong answer 1st numbers differ - expected: '468840309', found: '230167296'