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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#240975#6190. Graph ProblemCrysflyAC ✓1286ms6628kbC++173.8kb2023-11-05 21:32:002023-11-05 21:32:00

Judging History

你现在查看的是最新测评结果

  • [2023-11-05 21:32:00]
  • 评测
  • 测评结果:AC
  • 用时:1286ms
  • 内存:6628kb
  • [2023-11-05 21:32:00]
  • 提交

answer

// what is matter? never mind. 
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
//#pragma GCC target("sse,sse2,sse3,sse4,popcnt,abm,mmx,avx,avx2") 
#include<bits/stdc++.h>
#define For(i,a,b) for(int i=(a);i<=(b);++i)
#define Rep(i,a,b) for(int i=(a);i>=(b);--i)
#define ll long long
#define ull unsigned long long
using namespace std;
inline int read()
{
    char c=getchar();int x=0;bool f=0;
    for(;!isdigit(c);c=getchar())f^=!(c^45);
    for(;isdigit(c);c=getchar())x=(x<<1)+(x<<3)+(c^48);
    if(f)x=-x;return x;
}

#define mod 998244353
struct modint{
	int x;
	modint(int o=0){x=o;}
	modint &operator = (int o){return x=o,*this;}
	modint &operator +=(modint o){return x=x+o.x>=mod?x+o.x-mod:x+o.x,*this;}
	modint &operator -=(modint o){return x=x-o.x<0?x-o.x+mod:x-o.x,*this;}
	modint &operator *=(modint o){return x=1ll*x*o.x%mod,*this;}
	modint &operator ^=(int b){
		modint a=*this,c=1;
		for(;b;b>>=1,a*=a)if(b&1)c*=a;
		return x=c.x,*this;
	}
	modint &operator /=(modint o){return *this *=o^=mod-2;}
	friend modint operator +(modint a,modint b){return a+=b;}
	friend modint operator -(modint a,modint b){return a-=b;}
	friend modint operator *(modint a,modint b){return a*=b;}
	friend modint operator /(modint a,modint b){return a/=b;}
	friend modint operator ^(modint a,int b){return a^=b;}
	friend bool operator ==(modint a,int b){return a.x==b;}
	friend bool operator !=(modint a,int b){return a.x!=b;}
	bool operator ! () {return !x;}
	modint operator - () {return x?mod-x:0;}
	bool operator <(const modint&b)const{return x<b.x;}
};
inline modint qpow(modint x,int y){return x^y;}

vector<modint> fac,ifac,iv;
inline void initC(int n)
{
	if(iv.empty())fac=ifac=iv=vector<modint>(2,1);
	int m=iv.size(); ++n;
	if(m>=n)return;
	iv.resize(n),fac.resize(n),ifac.resize(n);
	For(i,m,n-1){
		iv[i]=iv[mod%i]*(mod-mod/i);
		fac[i]=fac[i-1]*i,ifac[i]=ifac[i-1]*iv[i];
	}
}
inline modint C(int n,int m){
	if(m<0||n<m)return 0;
	return initC(n),fac[n]*ifac[m]*ifac[n-m];
}
inline modint sign(int n){return (n&1)?(mod-1):(1);}

#define fi first
#define se second
#define pb push_back
#define mkp make_pair
typedef pair<int,int>pii;
typedef vector<int>vi;

#define maxn 400005
#define inf 0x3f3f3f3f

#define N 505

/*
https://_rqy.blog.uoj.ac/blog/8048
*/
int n,m;

struct mat{
	modint a[N][N];
	modint*operator [](int x){return a[x];}
	void print(int n){
		For(i,1,n)For(j,1,n)cout<<a[i][j].x<<" \n"[j==n];
		puts("-----");
	}
};

bool inv(mat&a,int n){
	static int pi[N],pj[N];
	For(k,1,n){
		pi[k]=pj[k]=0;
		For(i,k,n)For(j,k,n)if(a[i][j].x){pi[k]=i,pj[k]=j;break;}
		if(!pi[k])return 0;
		For(i,1,n)swap(a[k][i],a[pi[k]][i]);
		For(i,1,n)swap(a[i][k],a[i][pj[k]]);
		if(!a[k][k].x)return 0;
		a[k][k]=1/a[k][k];
		For(j,1,n)if(j!=k)a[k][j]*=a[k][k];
		For(i,1,n)if(i!=k)For(j,1,n)if(j!=k)a[i][j]-=a[i][k]*a[k][j];
		For(i,1,n)if(i!=k)a[i][k]=-a[i][k]*a[k][k];
	}
	Rep(k,n,1){
		For(i,1,n)swap(a[pj[k]][i],a[k][i]);
		For(i,1,n)swap(a[i][pi[k]],a[i][k]);
	}
	return 1;
}

mat g,ig,a;
mt19937_64 rnd(time(0));
int R(int l,int r){
	return rnd()%(r-l+1)+l;
}

int pos[10];

signed main()
{
	n=read(),m=read();
	For(i,1,m){
		int u=read(),v=read();
		g[u][v]=R(1,mod-1);
	}
	For(u,1,n) g[u][u]=R(0,mod-1);
	ig=g;
	assert(inv(ig,n));
	int Q=read(),cnt=0;
	For(_,1,Q){
		int k=read();
		For(i,1,k)pos[i]=(read()+cnt-1)%n+1;
		For(i,1,k)
			For(j,1,k)
				a[i][j]=ig[pos[i]][pos[j]];
		inv(a,k);
		int q2=read();
		while(q2--){
			int s=(read()+cnt-1)%n+1,t=(read()+cnt-1)%n+1;
			modint res=0;
			For(i,1,k)
				For(j,1,k)
					res+=ig[s][pos[i]]*a[i][j]*ig[pos[j]][t];
			if(res.x==ig[s][t].x) putchar('0');
			else putchar('1'),++cnt;
		}
		puts("");
	}
	return 0;
}
/*

*/

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 6572kb

input:

5 4
1 2
2 3
3 4
4 5
2
1 4
2 1 5 1 3
3 5 3 4
1 1 2

output:

01
1

result:

ok 2 lines

Test #2:

score: 0
Accepted
time: 2ms
memory: 6520kb

input:

100 4870
1 4
1 9
2 1
2 6
2 8
4 5
4 10
5 2
5 3
5 7
6 2
6 4
6 8
7 1
7 2
7 8
7 10
8 1
8 2
8 3
8 4
8 5
8 6
8 7
8 9
8 13
8 16
8 17
9 1
9 2
9 3
9 4
9 5
9 6
9 7
9 8
9 18
10 1
10 2
10 3
10 4
10 5
10 6
10 7
10 11
10 15
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 9
11 10
11 12
11 18
11 20
12 1
12 2
12 3
12 4
1...

output:

1011000010
1010110101
0001010000
0000101001
1000010000
0111001101
0011001101
1100010010
0001100010
0010110101
0011001111
0001000101
1101010010
0100001100
1000100001
0100000000
1110100000
0101111010
0111001001
1110000000
1011000011
0110000000
0000000100
0001011000
1000111000
1111000010
1000110000
011...

result:

ok 100 lines

Test #3:

score: 0
Accepted
time: 3ms
memory: 6568kb

input:

100 4839
1 2
1 7
1 12
1 13
1 15
1 17
1 21
1 22
1 24
2 1
2 4
2 5
2 7
2 12
2 16
2 19
2 22
2 24
3 7
3 8
3 13
3 20
3 22
4 8
4 12
4 14
4 19
5 2
5 3
5 4
5 6
5 7
5 10
5 13
5 14
5 19
5 24
6 3
6 7
6 8
6 10
6 12
6 13
6 15
6 17
6 19
6 21
6 23
6 24
7 2
7 6
7 8
7 9
7 10
7 12
7 13
7 16
7 23
8 1
8 9
8 11
8 12
8 13...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111100111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 100 lines

Test #4:

score: 0
Accepted
time: 3ms
memory: 6496kb

input:

100 4650
1 7
1 12
1 20
1 22
2 7
2 9
2 10
2 11
2 14
2 18
2 20
3 1
3 4
3 8
3 12
3 14
3 16
3 17
3 20
3 21
3 22
4 1
4 6
4 8
4 11
4 12
4 13
4 16
4 21
5 2
5 4
5 9
5 16
5 19
5 21
6 7
6 9
6 10
6 21
7 2
7 8
7 9
7 19
7 20
7 22
8 5
8 7
8 11
8 12
8 14
8 21
9 1
9 5
9 6
9 7
9 8
9 12
9 17
9 21
9 22
10 4
10 9
10 12...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 100 lines

Test #5:

score: 0
Accepted
time: 3ms
memory: 6444kb

input:

100 4945
1 2
1 3
1 5
1 7
1 8
1 9
1 10
1 13
1 15
2 1
2 3
2 4
2 9
2 11
2 12
2 15
3 1
3 10
3 12
3 16
4 1
4 5
4 10
4 12
4 13
4 15
4 16
5 6
5 11
5 16
5 17
6 2
6 10
6 11
6 14
7 1
7 2
7 3
7 4
7 5
7 6
7 8
7 9
7 10
7 11
7 16
7 21
7 22
7 23
7 24
7 25
7 27
7 28
7 30
7 31
7 32
7 35
7 38
7 39
8 1
8 2
8 3
8 4
8 5...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1110101101
1111111111
1111111111
1111111111
1111111111
1100011011
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 100 lines

Test #6:

score: 0
Accepted
time: 314ms
memory: 6452kb

input:

500 124582
1 12
1 14
2 4
2 7
2 9
2 13
2 14
2 18
3 1
3 4
3 7
3 14
3 17
4 1
4 3
4 6
4 12
4 15
4 18
5 3
6 1
6 3
6 8
6 10
6 11
6 13
6 15
6 17
6 18
7 3
7 4
7 5
7 8
7 9
7 17
8 2
8 6
9 10
9 13
9 17
10 2
10 5
10 17
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 9
11 10
11 17
11 18
11 19
11 26
12 1
12 2
12 3
12 ...

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
0
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 100000 lines

Test #7:

score: 0
Accepted
time: 317ms
memory: 6444kb

input:

500 125402
1 3
1 7
1 10
1 13
1 16
1 21
1 23
1 25
1 28
1 36
1 37
2 3
2 4
2 6
2 7
2 9
2 11
2 16
2 17
2 19
2 20
2 24
2 26
2 28
2 30
2 37
3 2
3 18
3 19
3 21
3 25
3 26
3 32
4 7
4 9
4 10
4 11
4 12
4 14
4 15
4 18
4 19
4 24
4 33
4 35
4 36
5 1
5 4
5 10
5 11
5 17
5 19
5 20
5 21
5 23
5 24
5 31
5 32
5 36
5 38
5...

output:

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
0
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
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
0
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 100000 lines

Test #8:

score: 0
Accepted
time: 316ms
memory: 6448kb

input:

500 123930
1 6
1 11
1 13
1 16
1 22
1 25
1 26
1 34
1 38
1 41
1 42
1 43
1 44
1 46
1 48
1 49
1 51
1 53
1 56
2 6
2 9
2 13
2 15
2 24
2 31
2 33
2 36
2 37
2 43
2 44
2 50
2 53
2 56
3 2
3 4
3 5
3 16
3 18
3 19
3 25
3 31
3 32
3 40
3 43
3 44
3 47
3 48
3 50
3 51
3 53
4 1
4 2
4 3
4 5
4 6
4 8
4 14
4 18
4 20
4 26
4...

output:

0
1
1
0
1
1
1
1
1
1
1
1
0
1
1
0
1
1
0
1
1
0
0
1
0
1
0
1
0
1
1
1
0
1
0
0
1
0
0
1
1
1
0
1
1
0
0
1
0
0
0
0
1
0
1
0
0
1
0
0
1
0
1
0
0
0
0
0
1
0
0
1
0
0
0
1
0
0
1
0
0
1
1
0
1
1
0
0
1
0
1
0
1
1
0
1
0
0
0
1
0
1
1
1
1
0
0
0
1
0
1
1
0
0
1
1
0
1
1
0
1
1
0
0
0
1
1
0
0
1
1
0
0
0
0
1
1
1
1
1
1
0
0
0
0
1
0
1
1
1
...

result:

ok 100000 lines

Test #9:

score: 0
Accepted
time: 311ms
memory: 6496kb

input:

500 123484
1 5
1 8
1 10
1 11
1 12
1 20
1 23
1 26
1 27
1 28
1 29
1 31
1 33
1 41
2 4
2 7
2 10
2 18
2 20
2 34
2 35
2 39
2 41
2 42
2 44
2 46
2 52
3 4
3 5
3 6
3 7
3 9
3 14
3 17
3 19
3 23
3 25
3 26
3 32
3 36
3 38
3 39
3 40
3 44
3 46
3 48
3 51
4 1
4 7
4 11
4 12
4 14
4 16
4 17
4 19
4 21
4 23
4 24
4 25
4 29
...

output:

0
0
1
1
1
0
1
1
1
1
0
0
0
1
0
1
1
1
1
0
0
1
1
0
0
0
1
1
1
0
0
1
1
0
0
0
1
1
0
1
0
0
0
1
1
1
1
1
0
0
0
0
0
1
1
0
0
1
0
0
1
1
1
0
1
0
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
1
1
0
1
1
1
0
1
1
1
0
1
1
1
0
0
0
0
0
1
0
0
0
1
1
0
0
1
1
0
0
1
1
1
0
1
1
1
1
1
0
1
0
1
0
1
0
1
1
1
1
1
0
1
1
1
1
1
0
0
1
0
0
0
1
0
1
0
...

result:

ok 100000 lines

Test #10:

score: 0
Accepted
time: 1286ms
memory: 6444kb

input:

500 3278
2 5
2 7
3 5
4 6
4 9
5 6
5 7
5 8
6 8
6 9
6 10
7 8
7 9
8 9
9 13
9 20
9 22
9 23
9 24
9 27
9 29
9 31
10 12
10 14
10 17
10 21
10 23
10 24
10 25
10 26
10 27
11 15
11 17
11 20
11 21
11 25
12 16
12 20
12 21
12 22
12 24
12 28
12 32
12 33
12 39
12 42
12 45
12 46
12 47
12 48
13 14
13 20
13 21
13 23
13...

output:

1011111110
1010010110
0011111011
0101110101
0101011111
1111100001
1111111101
1110000110
1111111011
1111101011
1100101011
1110110111
1100111011
1110100100
1010011111
1111110111
0110111111
1111011100
1110011111
1001101000
1110100111
0111110111
1110111110
1101110001
1111010111
0100100011
1111010011
111...

result:

ok 400000 lines

Test #11:

score: 0
Accepted
time: 1232ms
memory: 6484kb

input:

500 3720
1 3
1 8
1 9
1 11
1 12
1 13
1 18
1 24
1 25
2 4
2 6
2 9
2 10
2 12
2 13
2 18
2 23
2 24
3 8
3 15
3 18
3 19
3 22
3 25
3 26
4 10
4 15
4 17
4 19
5 7
5 9
5 10
5 12
5 13
5 14
5 21
6 8
6 9
6 13
6 16
6 24
7 9
7 11
7 13
7 14
7 15
7 16
7 18
7 26
8 10
8 15
8 18
8 19
8 21
8 22
9 14
9 15
9 16
9 20
9 21
9 2...

output:

1111111101
1111111100
1110111110
1111111110
1111111111
1111111110
1101111011
1111111111
1111110111
1111111101
1111111111
0001010100
1111111111
1111111111
0011110111
1111111101
1111111111
1111111111
1110111111
1111111111
1011110011
1011111111
1111101101
1111111110
1111111111
1111111110
1111001111
110...

result:

ok 400000 lines

Test #12:

score: 0
Accepted
time: 1243ms
memory: 6500kb

input:

500 4232
1 2
1 6
1 14
1 16
2 4
2 6
2 10
2 16
2 17
2 18
2 25
2 26
2 28
3 4
3 6
3 12
3 13
3 17
3 18
3 25
4 8
4 12
4 18
4 23
4 28
5 8
5 9
5 10
5 12
5 13
5 17
5 18
5 21
5 26
5 28
6 8
6 9
6 12
6 23
6 24
6 25
6 26
6 27
6 29
7 15
7 23
7 24
7 25
7 28
8 12
8 14
8 16
8 19
8 29
9 12
9 13
9 15
9 16
9 17
9 20
9 ...

output:

1111011011
1111111111
1111111111
0111111011
1111111011
1110111111
0111111110
1110110111
1110001110
1011111111
0111111111
1111111111
1011111110
1111111111
1011111111
1111111111
1111011111
1111111011
1110111111
0111111111
0111110111
1111101111
0111110111
0111111111
1111111111
1111110011
1111111111
111...

result:

ok 400000 lines

Test #13:

score: 0
Accepted
time: 1260ms
memory: 6592kb

input:

500 6443
1 5
1 9
1 12
1 15
1 18
1 20
1 21
1 22
1 24
1 26
1 27
1 30
1 34
1 35
1 37
1 40
1 42
1 45
1 47
1 48
1 49
1 55
1 58
1 64
1 67
1 68
1 71
1 72
2 3
2 6
2 8
2 9
2 16
2 17
2 19
2 23
2 26
2 29
2 31
2 35
2 36
2 37
2 38
2 41
2 45
2 47
2 52
2 53
2 57
2 69
2 70
2 73
2 76
2 77
3 6
3 12
3 14
3 15
3 20
3 2...

output:

1001111111
0101111010
1111011111
1111111010
1111101111
0111111111
0110111111
1110111111
1111101101
1011111111
1111111111
1111111101
1110111110
1101111111
1011111111
1011111111
1111111111
1111110110
1111110101
1011111011
1111101110
1111111010
0011101101
1011111101
1111101111
1111100110
1101101000
111...

result:

ok 400000 lines

Test #14:

score: 0
Accepted
time: 1243ms
memory: 6624kb

input:

500 123824
2 4
2 6
3 1
3 10
4 2
4 6
4 7
4 8
5 2
5 3
5 4
5 7
5 8
5 11
6 7
7 3
7 5
7 6
7 8
7 11
8 2
8 4
9 1
9 2
9 3
9 4
9 5
9 6
9 7
9 8
9 12
9 14
9 17
9 21
9 23
9 24
9 25
9 26
9 27
10 1
10 2
10 3
10 4
10 5
10 6
10 7
10 8
10 13
10 15
10 18
10 19
10 23
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 10
11 15...

output:

0111110011
0110111111
1011001110
0101001011
0111110111
0011011000
1011110010
1000001101
1111000111
0101101111
1000001010
1010101010
0100000100
1011101110
1100011000
0000111110
0010100011
0110010101
1000111111
1101000001
0111110010
0011110100
0011101010
1001001111
0001010011
1010110110
0110111110
000...

result:

ok 400000 lines

Test #15:

score: 0
Accepted
time: 1190ms
memory: 6628kb

input:

500 124816
1 3
1 8
1 9
1 11
1 12
1 13
1 18
1 24
1 25
2 3
2 5
2 8
2 9
2 11
2 12
2 17
2 22
2 23
3 5
3 12
3 15
3 16
3 19
3 22
3 23
4 3
4 9
4 11
4 13
4 22
4 24
4 25
5 1
5 2
5 3
5 11
5 18
5 19
5 23
5 26
6 9
6 13
6 15
6 17
6 18
6 19
6 20
6 22
7 4
7 6
7 12
7 15
7 16
7 18
7 19
8 2
8 3
8 4
8 9
8 10
8 11
8 16...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
111...

result:

ok 400000 lines

Test #16:

score: 0
Accepted
time: 1211ms
memory: 6612kb

input:

500 124872
1 2
1 6
1 14
1 16
2 1
2 4
2 6
2 10
2 16
2 17
2 18
2 25
2 26
2 28
3 1
3 2
3 5
3 11
3 12
3 16
3 17
3 24
4 1
4 5
4 9
4 15
4 20
4 25
4 30
5 1
5 2
5 3
5 6
5 7
5 11
5 12
5 15
5 20
5 22
5 26
5 27
5 30
6 1
6 13
6 14
6 15
6 16
6 17
6 19
6 28
7 1
7 8
7 9
7 10
7 13
7 19
7 21
7 23
7 26
8 1
8 7
8 12
8...

output:

0001111111
1101111010
1110011011
1011001101
0110111111
0000111000
1101010111
0101001111
1001101011
1111111101
1111110011
0010011010
0001000001
0101101111
1111000101
1100100001
0011010101
1010010110
0011111011
0000011011
1100010000
1011011011
1111010001
0110111011
0111000111
0111111000
1111000111
011...

result:

ok 400000 lines

Test #17:

score: 0
Accepted
time: 1180ms
memory: 6448kb

input:

500 124293
1 5
1 9
1 12
1 15
1 18
1 20
1 21
1 22
1 24
1 26
1 27
1 30
1 34
1 35
1 37
1 40
1 42
1 45
1 47
1 48
1 49
1 55
1 58
1 64
1 67
1 68
1 71
1 72
2 1
2 5
2 7
2 8
2 15
2 16
2 18
2 22
2 25
2 28
2 30
2 34
2 35
2 36
2 37
2 40
2 44
2 46
2 51
2 52
2 56
2 68
2 69
2 72
2 75
2 76
3 2
3 9
3 11
3 12
3 17
3 ...

output:

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111101
1111111111
1111111111
1111111111
1111111111
1100100100
1111111111
1111111111
1111111111
111...

result:

ok 400000 lines