QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#390265#8330. Count off 3GraphcityTL 1992ms84700kbC++203.2kb2024-04-15 11:03:112024-04-15 11:03:11

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)
  • [2024-04-15 11:03:11]
  • 评测
  • 测评结果:TL
  • 用时:1992ms
  • 内存:84700kb
  • [2024-04-15 11:03:11]
  • 提交

answer

#include<bits/stdc++.h>
#define For(i,a,b) for(int i=(a);i<=(b);++i)
#define Rof(i,a,b) for(int i=(a);i>=(b);--i)
using namespace std;
const int Maxn=1e4,Mod=1e9+7;

int f[Maxn+5][7][7][7],g[Maxn+5][2][7][7][7];
int sf[Maxn+5][8][8][8],sg[Maxn+5][8][8][8];
int n,ans,pw[8][Maxn+5],a[Maxn+5];

inline void Init()
{
    For(i,0,7) {pw[i][0]=1; For(j,1,Maxn) pw[i][j]=pw[i][j-1]*i%7;}
    g[0][0][0][0][0]=f[0][0][0][0]=1,g[1][1][1][1][1]=f[1][1][1][1]=1;
    For(i,2,Maxn)
    {
        For(a,0,6) For(b,0,6) For(c,0,6) if(f[i-2][a][b][c]) For(j,0,1)
            (g[i][j][(a+pw[1][i-1]*j)%7][(b+pw[2][i-1]*j)%7][(c+pw[3][i-1]*j)%7]+=f[i-2][a][b][c])%=Mod;
        For(a,0,6) For(b,0,6) For(c,0,6) f[i][a][b][c]=(g[i][0][a][b][c]+g[i][1][a][b][c])%Mod;
    }
    For(i,0,Maxn)
    {
        For(a,0,6) For(b,0,6) For(c,0,6) sf[i][a][b][c]=f[i][a][b][c],sg[i][a][b][c]=g[i][0][a][b][c];
        For(a,0,6) For(b,0,7) For(c,0,7) (sf[i][7][b][c]+=sf[i][a][b][c])%=Mod,(sg[i][7][b][c]+=sg[i][a][b][c])%=Mod;
        For(a,0,7) For(b,0,6) For(c,0,7) (sf[i][a][7][c]+=sf[i][a][b][c])%=Mod,(sg[i][a][7][c]+=sg[i][a][b][c])%=Mod;
        For(a,0,7) For(b,0,7) For(c,0,6) (sf[i][a][b][7]+=sf[i][a][b][c])%=Mod,(sg[i][a][b][7]+=sg[i][a][b][c])%=Mod;
    }
}

vector<int> ban[4]; int val[4],h[8][8][8];
inline void Solve()
{
    string ch; cin>>ch; n=ch.size();
    For(i,0,n-1) a[n-i]=ch[i]-'0'; ans=0;
    for(int i=n,a1=0,a2=0,a3=0,a4=0,a5=0,a6=0;i>=1;--i)
    {
        if(a[i]==1)
        {
            if(i&1) memcpy(h,sf[i-1],sizeof(h)); else memcpy(h,sg[i],sizeof(h));
            For(b1,0,6) For(b2,0,6) For(b3,0,6)
            {
                int res;
                if(i&1) res=g[i][0][b1][b2][b3]; else res=f[i-1][b1][b2][b3];
                if(!res) continue;
                For(j,1,3) vector<int>().swap(ban[j]);
                ban[1].push_back((14-a1-b1)%7),ban[1].push_back((a6+b1)%7);
                ban[2].push_back((14-a2-b2)%7),ban[2].push_back((a5+b2)%7);
                ban[3].push_back((14-a3-b3)%7),ban[3].push_back((a4+b3)%7);
                For(j,1,3) if(ban[j].size()==2 && ban[j].front()==ban[j].back()) ban[j].pop_back();
                For(x,0,ban[1].size())
                {
                    val[1]=(x==ban[1].size()?7:ban[1][x]);
                    For(y,0,ban[2].size())
                    {
                        val[2]=(y==ban[2].size()?7:ban[2][y]);
                        For(z,0,ban[3].size())
                        {
                            val[3]=(z==ban[3].size()?7:ban[3][z]);
                            if((val[1]!=7)+(val[2]!=7)+(val[3]!=7)&1) ans=(ans-1ll*res*h[val[1]][val[2]][val[3]]%Mod+Mod)%Mod;
                            else ans=(ans+1ll*res*h[val[1]][val[2]][val[3]])%Mod;
                        }
                    }
                }
            }
        }
        a1=(a1+pw[1][i-1]*a[i])%7,a2=(a2+pw[2][i-1]*a[i])%7,a3=(a3+pw[3][i-1]*a[i])%7;
        a4=(a4+pw[4][i-1]*a[i])%7,a5=(a5+pw[5][i-1]*a[i])%7,a6=(a6+pw[6][i-1]*a[i])%7;
        if(i==1 && a1 && a2 && a3 && a4 && a5 && a6 && a[1]) ans=(ans+1)%Mod;
    } printf("%d\n",ans);
}

int main()
{
    // freopen("1.in","r",stdin);

    Init(); int T; cin>>T;
    while(T--) Solve();
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 58ms
memory: 84272kb

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: 103ms
memory: 84216kb

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: 808ms
memory: 84332kb

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: 1210ms
memory: 84592kb

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: 1444ms
memory: 84632kb

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: 0
Accepted
time: 1605ms
memory: 84700kb

input:

10
1
101011
100100110100111100001101000101011100
1011011000011001101101010110000111011001001100110101111100110000100100101010000000110110010001110011101011000001011001000010001011101110110100110010111111000101101010110000101010101011001111100111011001101111011101
101000000111000010111000110000011000...

output:

1
13
955673880
266148454
368723690
496979115
190983211
772121423
932555320
843716403

result:

ok 10 numbers

Test #7:

score: 0
Accepted
time: 1770ms
memory: 84392kb

input:

10
1
1101101
1100111111001000111100000010000111000000010101001
110111101101011000111101100110010011011100101110101111110011001111001101001000011001110011110101001110010110011110011001111010010101010011010011101101111010111000001110110111011011101000100001000001101110010111100110001110011101110111100...

output:

1
29
912933242
912560788
607401363
477602366
394403189
275067439
592568023
75193370

result:

ok 10 numbers

Test #8:

score: 0
Accepted
time: 1821ms
memory: 84592kb

input:

10
1
10000010
100101110110100111100000100011111111010001100010100001100110001
111111000010011010111011111110000010101101011110100001101011110000001111001110001111110101000000010000001011000101101011010111011101111110101001000110011101010000111001011111100100010000010110110101010001110100111110110001...

output:

1
32
959140870
614330473
849221876
787816311
359958989
239371459
534701861
254356877

result:

ok 10 numbers

Test #9:

score: 0
Accepted
time: 1873ms
memory: 84332kb

input:

10
1
111110011
111101001101011110100011110000100110011101010111111110100001111001101000100101101
11011010000110101011111110110011101010100100110001001111111011010000101111110001001011000011010101001000101110000100011011100101010110010101000101010111101100101110111100011011011000101101001001001100111...

output:

1
99
286317277
694681686
723919544
789291149
680541846
694957099
453387561
757810824

result:

ok 10 numbers

Test #10:

score: 0
Accepted
time: 1992ms
memory: 84384kb

input:

10
1
1001001110
10110010111110100100111100111101101010111110111011001110000111101011011010110011110000000001110100
11000101011111110110100101100100100000010110001011100010101111111000000111000101100110111110101010111110010110111111110010110010001100000000111000101100010001110010001011111110101011111...

output:

1
120
987933828
449323095
435643580
557750562
122442298
758115947
388795572
87146822

result:

ok 10 numbers

Test #11:

score: -100
Time Limit Exceeded

input:

10
1
11010010100
100110110000100111011101001111000000000110111100011110111011110100001010101000000000100000101100100101110101011100111000
110111100000010010111000111011111100010100100111101001001101111010011011100100001010100010100011110111111100101011100111111011011000000111001111000101111010110111...

output:

1
325
391030697
323231960
401473132
822267612
841573845
283856764
804647498
76347459

result: