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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#395692#8330. Count off 3xlwangAC ✓461ms4308kbC++145.2kb2024-04-21 17:18:592024-04-21 17:18:59

Judging History

你现在查看的是测评时间为 2024-04-21 17:18:59 的历史记录

  • [2024-10-13 18:52:32]
  • 管理员手动重测本题所有得分≥97分的提交记录
  • 测评结果:AC
  • 用时:510ms
  • 内存:6032kb
  • [2024-04-21 17:18:59]
  • 评测
  • 测评结果:100
  • 用时:461ms
  • 内存:4308kb
  • [2024-04-21 17:18:59]
  • 提交

answer

#include<bits/stdc++.h>
#define fr(i,j,k) for(register int i=j;i<=k;++i)
#define rf(i,j,k) for(register int i=j;i>=k;--i)
#define foredge(i,j) for(register int i=head[j];i;i=e[i].nxt)
#define pb push_back
#define Times printf("Time:%.3lf\n",clock()/CLOCKS_PER_SEC)
using namespace std;
inline int read(){
	int x=0;
	bool f=0;
	char c=getchar();
	while(!isdigit(c)) f|=(c=='-'),c=getchar();
	while(isdigit(c)) x=(x<<3)+(x<<1)+(c^48),c=getchar();
	return f?-x:x;
}
inline void write(int x){
    if(x<0){putchar('-');x=-x;}
    if(x>9)write(x/10);
    putchar(x%10+'0');
}
inline void writeln(int x){write(x); puts("");}
inline void writepl(int x){write(x); putchar(' ');}
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
inline int randfind(int l,int r){return rnd()%(r-l+1)+l;}
//inline void init(){
//	int t=read();
//	while(t--) work();
//}
const int Maxn=1e5+10,mod=1e9+7;
inline void add(int &x,int y){
    x+=y;if(x>=mod) x-=mod;
}
int f1[7][7][7],f2[7][7][7];
int n;
char c[Maxn];
int ans;
inline void clear(){
    memset(f1,0,sizeof(f1)),memset(f2,0,sizeof(f2));
    ans=0;
}
int s1[Maxn][4],s2[Maxn][4];
inline int ksm(int x,int y,int mod){
    int sum=1;
    while(y){
        if(y&1) sum=sum*x%mod;
        y=y/2;x=x*x%mod;
    }
    return sum;
}
int g1[7][7][7],g2[7][7][7];
int a[Maxn];
int p1[8],p2[8],p3[8],p12[8][8],p23[8][8],p13[8][8],p123[8][8][8];
inline int query(int a1,int a2,int b1,int b2,int c1,int c2){
    int ans=0;
    fr(i,0,6) add(ans,p1[i]);
    // cout<<ans<<endl;
    add(ans,mod-p1[a1]);add(ans,mod-p1[a2]);add(ans,mod-p2[b1]);add(ans,mod-p2[b2]);add(ans,mod-p3[c1]);add(ans,mod-p3[c2]);
    // cout<<ans<<endl;
    add(ans,p12[a1][b1]);add(ans,p12[a1][b2]);add(ans,p12[a2][b1]);add(ans,p12[a2][b2]);
    add(ans,p13[a1][c1]);add(ans,p13[a1][c2]);add(ans,p13[a2][c1]);add(ans,p13[a2][c2]);
    add(ans,p23[b1][c1]);add(ans,p23[b1][c2]);add(ans,p23[b2][c1]);add(ans,p23[b2][c2]);
    add(ans,mod-p123[a1][b1][c1]);add(ans,mod-p123[a1][b1][c2]);add(ans,mod-p123[a1][b2][c1]);add(ans,mod-p123[a1][b2][c2]);
    add(ans,mod-p123[a2][b1][c1]);add(ans,mod-p123[a2][b1][c2]);add(ans,mod-p123[a2][b2][c1]);add(ans,mod-p123[a2][b2][c2]);
    return ans;
}
inline void getans(int id){
    memset(p1,0,sizeof(p1));memset(p2,0,sizeof(p2));memset(p3,0,sizeof(p3));
    memset(p12,0,sizeof(p12));memset(p13,0,sizeof(p13));memset(p23,0,sizeof(p23));
    memset(p123,0,sizeof(p123));
    fr(i,0,6) fr(j,0,6) fr(k,0,6){
        add(p1[i],f1[i][j][k]);add(p2[j],f1[i][j][k]);add(p3[k],f1[i][j][k]);
        add(p12[i][j],f1[i][j][k]);add(p13[i][k],f1[i][j][k]);add(p23[j][k],f1[i][j][k]);
        add(p123[i][j][k],f1[i][j][k]);
    }
    fr(i,0,6) fr(j,0,6) fr(k,0,6){
        if(!f2[i][j][k]) continue;
        int a1,a2,b1,b2,c1,c2;
        a1=(i-s1[id-1][1]+s2[id-1][1]+7)%7,a2=(21-i-s1[id-1][1]-s2[id-1][1])%7;
        b1=(j-s1[id-1][2]+s2[id-1][2]+7)%7,b2=(21-j-s1[id-1][2]-s2[id-1][2])%7;
        c1=(k-s1[id-1][3]+s2[id-1][3]+7)%7,c2=(21-k-s1[id-1][3]-s2[id-1][3])%7;
        // cout<<i<<' '<<j<<' '<<k<<endl;
        // cout<<a1<<' '<<a2<<' '<<b1<<' '<<b2<<' '<<c1<<' '<<c2<<endl;
        if(a2==a1) a2=7;
        if(b2==b1) b2=7;
        if(c2==c1) c2=7;
        add(ans,1ll*f2[i][j][k]*query(a1,a2,b1,b2,c1,c2)%mod);
        // cout<<ans<<endl;
    }
}
inline void trans(int id){
    if(id==n){
        f2[1][1][1]=1,f1[0][0][0]=1;
        return;
    }
    fr(i1,0,6) fr(i2,0,6) fr(i3,0,6) g1[i1][i2][i3]=f1[i1][i2][i3],g2[i1][i2][i3]=f2[i1][i2][i3];
    int n1,n2,n3;n1=ksm(1,n-id,7),n2=ksm(2,n-id,7),n3=ksm(3,n-id,7);
    if((n-id)&1) fr(i1,0,6) fr(i2,0,6) fr(i3,0,6) add(f1[(i1+n1)%7][(i2+n2)%7][(i3+n3)%7],g1[i1][i2][i3]);
    else fr(i1,0,6) fr(i2,0,6) fr(i3,0,6) add(f2[(i1+n1)%7][(i2+n2)%7][(i3+n3)%7],g2[i1][i2][i3]);
    // writeln(id);
    // puts("F1:");
    // fr(i,0,6) fr(j,0,6) fr(k,0,6){
    //     if(f1[i][j][k]) cout<<i<<' '<<j<<' '<<k<<' '<<f1[i][j][k]<<endl;
    // }
    // puts("F2:");
    // fr(i,0,6) fr(j,0,6) fr(k,0,6){
    //     if(f2[i][j][k]) cout<<i<<' '<<j<<' '<<k<<' '<<f2[i][j][k]<<endl;
    // }
}
inline void work(){
    scanf("%s",c+1);n=strlen(c+1);
    fr(i,1,n) a[i]=c[i]-'0';
    // fr(i,1,n) cout<<i<<' '<<a[i]<<endl;
    fr(i,1,n){
        fr(j,1,3) s1[i][j]=s1[i-1][j],s2[i][j]=s2[i-1][j];
        if((n-i)&1) fr(j,1,3) s1[i][j]=(s1[i][j]+ksm(j,n-i,7)*a[i])%7;
        else{
            fr(j,1,3){
                // cout<<i<<' '<<j<<' '<<ksm(j,n-i,7)*a[i]<<endl;
                s2[i][j]=(s2[i][j]+ksm(j,n-i,7)*a[i])%7;
            }
        }
    }
    if(s1[n][1]!=s2[n][1] && (s1[n][1]+s2[n][1])%7!=0 && s1[n][2]!=s2[n][2] && (s1[n][2]+s2[n][2])%7!=0 && s1[n][3]!=s2[n][3] && (s1[n][3]+s2[n][3])%7!=0 && a[n]>0) ++ans;
    // cout<<ans<<endl;
    // fr(i,1,n){
    //     writeln(i);
    //     fr(j,1,3) cout<<s1[i][j]<<' '<<s2[i][j]<<endl;
    // }
    rf(i,n,1){
        if(a[i] && i!=n) getans(i);
        // cout<<i<<' '<<ans<<endl;
        trans(i);
    }
    writeln(ans);
    clear();
}
inline void init(){
    int t=read();
    while(t--) work();
}
signed main(){
	// freopen("input.in","r",stdin);
	// freopen("output.out","w",stdout);
    init();
    // printf("\nTIME:%.3lf",(double)clock()/CLOCKS_PER_SEC);
	return 0;
}

这程序好像有点Bug,我给组数据试试?

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3840kb

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: 8ms
memory: 3984kb

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: 156ms
memory: 4040kb

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: 243ms
memory: 4116kb

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: 294ms
memory: 4204kb

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: 336ms
memory: 4260kb

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: 359ms
memory: 4240kb

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: 368ms
memory: 4232kb

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: 388ms
memory: 4172kb

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: 412ms
memory: 4116kb

input:

10
1
1001001110
10110010111110100100111100111101101010111110111011001110000111101011011010110011110000000001110100
11000101011111110110100101100100100000010110001011100010101111111000000111000101100110111110101010111110010110111111110010110010001100000000111000101100010001110010001011111110101011111...

output:

1
120
987933828
449323095
435643580
557750562
122442298
758115947
388795572
87146822

result:

ok 10 numbers

Test #11:

score: 0
Accepted
time: 413ms
memory: 4052kb

input:

10
1
11010010100
100110110000100111011101001111000000000110111100011110111011110100001010101000000000100000101100100101110101011100111000
110111100000010010111000111011111100010100100111101001001101111010011011100100001010100010100011110111111100101011100111111011011000000111001111000101111010110111...

output:

1
325
391030697
323231960
401473132
822267612
841573845
283856764
804647498
76347459

result:

ok 10 numbers

Test #12:

score: 0
Accepted
time: 411ms
memory: 4172kb

input:

10
1
111111110011
100111010001010010111100011101110011110100101101010111001110101111000111010001111110000001000011010111010001001000011101100011100010010100010000
11001011101100010011111001010110110000110110011001011001000001001110010100100000000101100010001011010010001101000101110000111100100000001...

output:

1
704
677678115
593427859
667002509
574438492
664907465
979953874
8529137
613727900

result:

ok 10 numbers

Test #13:

score: 0
Accepted
time: 420ms
memory: 4232kb

input:

10
1
1100110101011
100111000010011100111101101100110010110000100011110101100100011001101011100011101101110111001101000001110010111001110011100101000111111000010101101100011000010100010101
1111010000010011010010011000010000000001000110111011101100111011100010110011100110011110011011110011110100011001...

output:

1
1146
832402516
402106502
689225542
416112434
991952024
938688647
880733772
630306115

result:

ok 10 numbers

Test #14:

score: 0
Accepted
time: 429ms
memory: 4000kb

input:

10
1
11000000000111
110010000100100011111101001100111010110111011101101011001001010110101111111101001000000100110011110101100111010110100100010100000100000011100010101011010001100001000111000101000011010110010100000
101001000110100011110100011001010101001010011111010111111001100111111100101111110111...

output:

1
2087
659256442
942088668
754989716
908871865
566839365
111034927
696022638
206335876

result:

ok 10 numbers

Test #15:

score: 0
Accepted
time: 433ms
memory: 4308kb

input:

10
1
111100001011110
101100010011110001000011110010011010011100110010111110100111111111100101100111010101001101111001111010111011011111000111000101101010001100111010100110110000111110100100101000001101111100000101101100010110101000011001110001101
11111110001100110111110110100010111010100010010010010...

output:

1
5612
120730460
903512843
440620378
736669452
35297346
414402862
87146822
461180872

result:

ok 10 numbers

Test #16:

score: 0
Accepted
time: 432ms
memory: 4200kb

input:

10
1
1011110111101110
11111011001101100000000011011111011000101001100010000000001010011110010000100000111100101011101111111111001000110011110000011001000111000010101100001001100111100100000010101101111100100100101110101100000000011101011100010111111010000101011000110010011000
11110011001110110000001...

output:

1
9074
47298040
806126372
607928251
829797230
861514498
6535505
135611721
148853296

result:

ok 10 numbers

Test #17:

score: 0
Accepted
time: 439ms
memory: 4232kb

input:

10
1
11101111010010001
1111011100010101011101000110010001011001010101000100111100010110101010010001100101001001011111101001101100110100100100101101011001100000101011000100001011101000101000110000110100100100001001000011000111000010100011001111111011010001110111101111010011100010110001010010000100001...

output:

1
25268
485539600
497476229
129697011
91489334
354698980
228961474
875061949
618786188

result:

ok 10 numbers

Test #18:

score: 0
Accepted
time: 454ms
memory: 4200kb

input:

10
1
101101011100110001
100111001100000111101000101110011011011011111101011110101111000010000101010001010110100101001001100010101100101001110110001101101100111111100001000100010010110101110010111101100110010000010001101011001110001001100111101100111010100100000000000010000100101001000110000111100100...

output:

1
38342
769759919
33866310
945890505
127750526
125262837
888967227
757810824
441419016

result:

ok 10 numbers

Test #19:

score: 0
Accepted
time: 456ms
memory: 4180kb

input:

10
1
1001100011010110111
11100110010001111111110100011111100100011011110000110100000111101100111110111010111010111001111111100111011000000101001111000010001100010001111001011000111111001111100100101101011001110011100000111011111110101000111011101101110101101101110101100000011000001001011011100001111...

output:

1
65218
438898572
348219276
776140964
704823526
170625715
198310775
477853700
897436999

result:

ok 10 numbers

Test #20:

score: 0
Accepted
time: 461ms
memory: 4040kb

input:

10
1
11010100111111001011
1000011001001001110110101001100001001101001001010010101010001110011001001000000000110001100110001110110111010100101011011001100101001110111001101101000111101100010110101100101110111101000101111010100110001011110111000110000110110111011101110010010011010001110101010110010000...

output:

1
183823
238142747
846693477
959968477
260267123
642987070
779134130
951392182
679687101

result:

ok 10 numbers

Extra Test:

score: 0
Extra Test Passed