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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#348415#8330. Count off 3ucup-team191#AC ✓626ms322648kbC++236.1kb2024-03-09 18:19:122024-10-13 18:46:20

Judging History

你现在查看的是最新测评结果

  • [2024-10-13 18:46:20]
  • 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:626ms
  • 内存:322648kb
  • [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)
  • [2024-03-10 15:17:34]
  • hack成功,自动添加数据
  • (/hack/559)
  • [2024-03-09 18:19:13]
  • 评测
  • 测评结果:100
  • 用时:501ms
  • 内存:323044kb
  • [2024-03-09 18:19:12]
  • 提交

answer

#include <bits/stdc++.h>
#define x first
#define y second
using namespace std;
using pii=pair<int,int>;
using vi=vector<int>;
using ll=long long;
using vl=vector<ll>;
#define pb push_back
#define all(a) begin(a),end(a)

const int N=300010,MOD=1e9+7;
const char en='\n';
const ll LLINF=1ll<<60;

int add(int a,int b)
{
	if (a+b>=MOD) return a+b-MOD;
	return a+b;
}

void ad(int&a,int b)
{
	a+=b;
	if (a>=MOD) a-=MOD;
}

int sub(int a,int b)
{
	if (a<b) return a-b+MOD;
	return a-b;
}

void su(int&a,int b)
{
	a-=b;
	if (a<0) a+=MOD;
}

int mul(int a,int b)
{
	return (a*1ll*b)%MOD;
}

int add7(int a,int b)
{
	if (a+b>=7) return a+b-7;
	return a+b;
}

int t,n,p7[10][10];
int dp1[10][10010][10];
int dp2[20][10010][55];
int dp3[25][10010][350];
int dp0[10010][10];
array<int,6> re[N]; //N>(1<<18)

string add1(string s)
{
	s="0"+s;
	++s.back();
	for (int cu=(int)s.size()-1;s[cu]=='2';--cu)
	{
		s[cu]='0';
		++s[cu-1];
	}
	int poc=0;
	while (s[poc]=='0') ++poc;
	return s.substr(poc);
}

int getAn(int dig,array<int,6> cu) //cu su koeficijenti polinoma
{
	int an=1;
	for (int i=0;i<6;++i)
	{
		int cn=dig/6+(dig%6>i);
		int re=dp0[cn][cu[i]];
		if (i==0) su(re,dp0[cn-1][cu[i]]);
		an=mul(an,re);
	}
	return an;
}

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	for (int i=1;i<7;++i)
	{
		p7[i][0]=1;
		for (int j=0;j<7;++j) p7[i][j+1]=(p7[i][j]*i)%7;
	}
	dp0[0][0]=1;
	for (int i=0;i<=10005;++i) for (int p=0;p<7;++p)
	{
		ad(dp0[i+1][p],dp0[i][p]);
		ad(dp0[i+1][add7(p,1)],dp0[i][p]);
	}
	//zadnja znamenka je 1
	for (int b=0;b<(1<<18);++b)
	{
		array<int,6> ar;
		bool ok=1;
		for (int i=0;i<6;++i)
		{
			ar[i]=(b>>(3*i))&7;
			if (ar[i]==7) ok=0;
		}
		if (ok)
		{
			int ro=0;
			for (int r=1;r<7;++r)
			{
				int res=0;
				for (int i=5;i>=0;--i)
				{
					res=(res*r+ar[i])%7;
				}
				ro=ro*8+res;
			}
			re[ro]=ar;
		}
	}
	vector<vi> ievi;
	vi s1,s2,s3;
	for (int b=0;b<(1<<6);++b)
	{
		vi icu;
		for (int i=0;i<6;++i) if ((b>>i)&1) icu.pb(i);
		ievi.pb(icu);
		if (__builtin_popcount(b)==1)
		{
			int cu=s1.size();
			s1.pb(b);
			dp1[cu][1][1]=1;
			for (int i=1;i<=10005;++i) for (int pr=0;pr<7;++pr)
			{
				ad(dp1[cu][i+1][pr],dp1[cu][i][pr]);
				ad(dp1[cu][i+1][add7(pr,p7[cu+1][i%6])],dp1[cu][i][pr]);
			}
		}
		if (__builtin_popcount(b)==2)
		{
			int cu=s2.size();
			s2.pb(b);
			int x=ievi[b][0],y=ievi[b][1];
			dp2[cu][1][8]=1;
			for (int i=1;i<=10005;++i) for (int pr1=0;pr1<7;++pr1) for (int pr2=0;pr2<7;++pr2)
			{
				int cpr=pr1*7+pr2;
				int npr=add7(pr1,p7[x+1][i%6])*7+add7(pr2,p7[y+1][i%6]);
				ad(dp2[cu][i+1][cpr],dp2[cu][i][cpr]);
				ad(dp2[cu][i+1][npr],dp2[cu][i][cpr]);
			}
		}
		if (__builtin_popcount(b)==3)
		{
			int cu=s3.size();
			s3.pb(b);
			int x=ievi[b][0],y=ievi[b][1],z=ievi[b][2];
			dp3[cu][1][57]=1;
			for (int i=1;i<=10005;++i) for (int pr1=0;pr1<7;++pr1) for (int pr2=0;pr2<7;++pr2) for (int pr3=0;pr3<7;++pr3)
			{
				int cpr=pr1*49+pr2*7+pr3;
				int npr=add7(pr1,p7[x+1][i%6])*49+add7(pr2,p7[y+1][i%6])*7+add7(pr3,p7[z+1][i%6]);
				ad(dp3[cu][i+1][cpr],dp3[cu][i][cpr]);
				ad(dp3[cu][i+1][npr],dp3[cu][i][cpr]);
			}
		}
	}
	cin>>t;
	while (t--)
	{
		string s;
		cin>>s;
		s=add1(s);
		n=s.size();
		int an=0;
		for (int i=0;i<n-1;++i)
		{
			an=add(add(an,an),s[i]-'0');
		}
		int c1=0,c2=0,c3=0;
		for (int b=1;b<64;++b)
		{
			int can=0;
			if (__builtin_popcount(b)==1)
			{
				int x=ievi[b][0],cx=0;
				for (int i=0;i<n-1;++i) if (s[i]=='1')
				{
					ad(can,dp1[c1][n-i-1][(7-cx)%7]);
					cx=add7(cx,p7[x+1][(n-i-1)%6]);
				}
				++c1;
				su(an,can);
			}
			else if (__builtin_popcount(b)==2)
			{
				int x=ievi[b][0],y=ievi[b][1],cx=0,cy=0;
				for (int i=0;i<n-1;++i) if (s[i]=='1')
				{
					int cr=((7-cx)%7)*7+(7-cy)%7;
					ad(can,dp2[c2][n-i-1][cr]);
					cx=add7(cx,p7[x+1][(n-i-1)%6]);
					cy=add7(cy,p7[y+1][(n-i-1)%6]);
				}
				++c2;
				ad(an,can);
			}
			else if (__builtin_popcount(b)==3)
			{
				int x=ievi[b][0],y=ievi[b][1],z=ievi[b][2],cx=0,cy=0,cz=0;
				for (int i=0;i<n-1;++i) if (s[i]=='1')
				{
					int cr=((7-cx)%7)*49+((7-cy)%7)*7+(7-cz)%7;
					ad(can,dp3[c3][n-i-1][cr]);
					cx=add7(cx,p7[x+1][(n-i-1)%6]);
					cy=add7(cy,p7[y+1][(n-i-1)%6]);
					cz=add7(cz,p7[z+1][(n-i-1)%6]);
				}
				++c3;
				su(an,can);
			}
			else if (__builtin_popcount(b)==4)
			{
				int x=ievi[63-b][0],y=ievi[63-b][1];
				array<int,6> vals={0,0,0,0,0,0};
				for (int i=0;i<n-1;++i) if (s[i]=='1')
				{
					int cval=0;
					for (int j=0;j<6;++j)
					{
						cval*=8;
						if ((b>>j)&1) cval+=(7-vals[j])%7;
					}
					for (int vx=0;vx<7;++vx) for (int vy=0;vy<7;++vy)
					{
						int novval=cval+vx*(1<<(3*(5-x)))+vy*(1<<(3*(5-y)));
						//cout<<cval<<' '<<novval<<endl;
						/*if (getAn(n-i-1,re[novval]))
						{
							cout<<cval<<' '<<novval<<' '<<i<<' '<<n-i-1<<' '<<getAn(n-i-1,re[novval])<<en;
							for (auto x: re[novval]) cout<<x<<' ';
							cout<<en<<en;
						}*/
						ad(can,getAn(n-i-1,re[novval]));
					}
					for (int j=0;j<6;++j) if ((b>>j)&1) vals[j]=add7(vals[j],p7[j+1][(n-i-1)%6]);
				}
				ad(an,can);
			}
			else if (__builtin_popcount(b)==5)
			{
				int x=ievi[63-b][0];
				array<int,6> vals={0,0,0,0,0,0};
				for (int i=0;i<n-1;++i) if (s[i]=='1')
				{
					int cval=0;
					for (int j=0;j<6;++j)
					{
						cval*=8;
						if ((b>>j)&1) cval+=(7-vals[j])%7;
					}
					for (int vx=0;vx<7;++vx)
					{
						int novval=cval+vx*(1<<(3*(5-x)));
						ad(can,getAn(n-i-1,re[novval]));
					}
					for (int j=0;j<6;++j) if ((b>>j)&1) vals[j]=add7(vals[j],p7[j+1][(n-i-1)%6]);
				}
				su(an,can);
			}
			else
			{
				//popcount==6
				array<int,6> vals={0,0,0,0,0,0};
				for (int i=0;i<n-1;++i) if (s[i]=='1')
				{
					int cval=0;
					for (int j=0;j<6;++j)
					{
						cval*=8;
						cval+=(7-vals[j])%7;
					}
					ad(can,getAn(n-i-1,re[cval]));
					for (int j=0;j<6;++j) vals[j]=add7(vals[j],p7[j+1][(n-i-1)%6]);
				}
				ad(an,can);
			}
			//cout<<b<<' '<<can<<' '<<an<<endl;
		}
		cout<<an<<en;
	}
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 159ms
memory: 321840kb

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: 171ms
memory: 322604kb

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: 164ms
memory: 321492kb

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: 303ms
memory: 321080kb

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: 380ms
memory: 322248kb

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: 440ms
memory: 321468kb

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: 475ms
memory: 322088kb

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: 492ms
memory: 321676kb

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: 524ms
memory: 319544kb

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: 578ms
memory: 319324kb

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: 561ms
memory: 321988kb

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: 533ms
memory: 321240kb

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: 555ms
memory: 322056kb

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: 563ms
memory: 322068kb

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: 584ms
memory: 322648kb

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: 595ms
memory: 321892kb

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: 591ms
memory: 320800kb

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: 626ms
memory: 321832kb

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: 624ms
memory: 320000kb

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: 611ms
memory: 321400kb

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