QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#351387#8330. Count off 3275307894aTL 1764ms71076kbC++142.5kb2024-03-11 21:25:492024-03-11 21:25:50

Judging History

你现在查看的是最新测评结果

  • [2024-04-17 10:54:24]
  • hack成功,自动添加数据
  • (/hack/598)
  • [2024-04-16 16:08:54]
  • hack成功,自动添加数据
  • (/hack/597)
  • [2024-03-11 21:25:50]
  • 评测
  • 测评结果:TL
  • 用时:1764ms
  • 内存:71076kb
  • [2024-03-11 21:25:49]
  • 提交

answer

#include<bits/stdc++.h>
#define Gc() getchar()
#define Me(x,y) memset(x,y,sizeof(x))
#define Mc(x,y) memcpy(x,y,sizeof(x))
#define d(x,y) ((m)*(x-1)+(y))
#define R(n) (rnd()%(n)+1)
#define Pc(x) putchar(x)
#define LB lower_bound
#define UB upper_bound
#define fi first
#define se second
#define eb emplace_back
#define all(x) x.begin(),x.end()
using namespace std;using ll=long long;using db=double;using lb=long db;using ui=unsigned;using ull=unsigned long long;using pii=pair<int,int>;
const int N=1e4+5,M=(1<<20)+5,K=1000+5,mod=1e9+7,Mod=mod-1;const db eps=1e-9;const int INF=1e9+7;mt19937 rnd(263082);
#define Tp template<typename T>
#define Ts template<typename T,typename... Ar>
namespace Debug{
	Tp void _debug(char* f,T t){cerr<<f<<'='<<t<<endl;}
	Ts void _debug(char* f,T x,Ar... y){while(*f!=',') cerr<<*f++;cerr<<'='<<x<<",";_debug(f+1,y...);}
	#ifdef LOCAL
	#define gdb(...) _debug((char*)#__VA_ARGS__,__VA_ARGS__)
	#else 
	#define gdb(...) void()
	#endif
}using namespace Debug;
char s[N];int n;
ll f[N][7][7][7],g[N][8][8][8];int pw[7][N];
void add(ll &x,ll y){(x+=y)>=mod&&(x-=mod);}
void Solve(){
	int i,j;scanf("%s",s+1);n=strlen(s+1);
	reverse(s+1,s+n+1);for(i=1;i<=n;i++) s[i]-='0';s[n+1]=0;
	s[1]++;for(i=1;i<=n;i++) if(s[i]>=2) s[i]-=2,s[i+1]++;if(s[n+1]) n++;
	for(int i=1;i<=6;i++){
		pw[i][0]=1;for(int j=1;j<=n;j++) pw[i][j]=pw[i][j-1]*i%7;
	}
	Me(f,0);Me(g,0);
	f[0][0][0][0]=1;g[0][0][0][0]=1;
	for(i=1;i<=n;i++){
		if(i&1) Mc(g[i],g[i-1]);else Mc(f[i],f[i-1]);
		for(int x=0;x<7;x++) for(int y=0;y<7;y++) for(int z=0;z<7;z++)for(int o=(i==1);o<=1;o++){
			if(i&1){
				add(f[i][(x+o*pw[1][i-1])%7][(y+o*pw[2][i-1])%7][(z+o*pw[3][i-1])%7],f[i-1][x][y][z]);
			}else{
				add(g[i][(x+o*pw[1][i-1])%7][(y+o*pw[2][i-1])%7][(z+o*pw[3][i-1])%7],g[i-1][x][y][z]);
			}
		}
	}
	int sx=0,tx=0,sy=0,ty=0,sz=0,tz=0;ll ans=0;
	for(int i=n;i>1;i--)if(s[i]==1){
		for(int px=0;px<7;px++) for(int py=0;py<7;py++) for(int pz=0;pz<7;pz++){
			for(int qx=0;qx<7;qx++) if((px+sx+qx+tx)%7&&(px+sx-qx-tx)%7){
				for(int qy=0;qy<7;qy++) if((py+sy+qy+ty)%7&&(py+sy-qy-ty)%7){
					for(int qz=0;qz<7;qz++) if((pz+sz+qz+tz)%7&&(pz+sz-qz-tz)%7){
						ans+=f[i-1][px][py][pz]*g[i-1][qx][qy][qz]%mod;
					}
				}
			}
		}
		if(i&1) sx+=pw[1][i-1],sy+=pw[2][i-1],sz+=pw[3][i-1];
		else tx+=pw[1][i-1],ty+=pw[2][i-1],tz+=pw[3][i-1];
	}
	printf("%lld\n",ans%mod);
}
int main(){
	int t=1;
	scanf("%d",&t);
	while(t--) Solve();
	cerr<<clock()*1.0/CLOCKS_PER_SEC<<'\n';
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 25ms
memory: 70888kb

input:

5
1
1010
110101
1000111000
101101001000

output:

1
2
15
114
514

result:

ok 5 number(s): "1 2 15 114 514"

Test #2:

score: 0
Accepted
time: 77ms
memory: 70864kb

input:

10
1
11
1000
10111011
1000110100101001
11101110000001000011010011011000
110011000111110001101010101100100011010010101000011111001101011
11010111011101000010101111011111011011100001001101010011101011111111011011111101110110010011001101000001000111100010010111000010
10000000000000000000000000000000000...

output:

1
1
2
45
6591
814196699
193088128
849103726
497125329
363076920

result:

ok 10 numbers

Test #3:

score: 0
Accepted
time: 344ms
memory: 71056kb

input:

10
1
101
100101000
111111001111011001111100111
100001101010101000101110010111010010001101101110011111000001010001111100101010000
111001010100100100110011110111000111001001001001000100000011000110011000110101010010100000100101110101000011000011100010011001011000101110100111000110011011010111011111011...

output:

1
2
64
27062688
486363229
184013394
580592021
118930214
772664718
344619804

result:

ok 10 numbers

Test #4:

score: 0
Accepted
time: 1186ms
memory: 71076kb

input:

10
1
1011
1101001010001110
1000010101110010000010010000000000001010111001001001110011001101
1001100101110111001000100100110111110001110010111011010101010111011101111101111100010000001100001001011100111100010110011010000010000000001100111011000001110011010000100000110101010011111100010111111100011011...

output:

1
3
10053
860833891
537931408
329471109
368911735
157523156
595487313
534701861

result:

ok 10 numbers

Test #5:

score: 0
Accepted
time: 1764ms
memory: 71056kb

input:

10
1
11111
1010110010010000111001001
10011010100100001000110000111101101000111100001000000101010001100111111010001000101000000011100101000101100111100001001101100
11000100100010011101010101001011100010001100001010110011110101001101011000110001000111101010010000110111010001100100100111001000001000010...

output:

1
10
4692555
763463648
464152115
115362567
880780461
578723006
560068977
423846910

result:

ok 10 numbers

Test #6:

score: -100
Time Limit Exceeded

input:

10
1
101011
100100110100111100001101000101011100
1011011000011001101101010110000111011001001100110101111100110000100100101010000000110110010001110011101011000001011001000010001011101110110100110010111111000101101010110000101010101011001111100111011001101111011101
101000000111000010111000110000011000...

output:


result: