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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#625251#7900. Gifts from KnowledgeEmotion_ZTL 43ms43528kbC++202.5kb2024-10-09 18:11:072024-10-09 18:11:07

Judging History

你现在查看的是最新测评结果

  • [2024-10-09 18:11:07]
  • 评测
  • 测评结果:TL
  • 用时:43ms
  • 内存:43528kb
  • [2024-10-09 18:11:07]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;

#define int long long
#define deg( x ) cout<<""#x"="<<x<<endl
#define endl '\n'
#define pll pair<int,int>
#define fr frist
#define se second

const int N=1e6+10;
const int mod=1e9+7;

string S[ N ];

int A[ N ];

int dis[ N*2 ];

void init( int n ){
	for( int i=1; i<=n; i++ ) dis[ i ]=i;
}

int find( int x ){
	if( x==dis[ x ] ) return x;
	dis[ x ]=find( dis[ x ] );
	return find( dis[ x ] );
}

void add( int i , int j ){
	int a=find( i ) , b=find( j );
	dis[ a ]=b;
}

vector<int> G[ N ];

void solve(  ){
	int n,m;
	cin>>n>>m;
	
	for( int i=1; i<=m; i++ ) G[ i ].clear();
	for( int i=1; i<=m; i++ ) A[ i ]=0;
	init( n*2 );
	bool ok=false;
	for( int i=1; i<=n; i++ ){
		cin>>S[ i ];
		for( int j=0; j<m; j++ ){
			if( S[ i ][ j ]=='1' ){
				A[min(j+1,m-j)]++;
				if(A[min(j+1,m-j)]>=3) ok=true;
//                G[ m-j ].emplace_back( i );
				G[ j+1 ].emplace_back( i );
			}
		}
	}
	
	
	for( int i=1; i<=m; i++ ){
		for( int e=1; e<G[ i ].size(); e++ ){
			int a=G[ i ][ 0 ] , b=G[ i ][ e ];
			if( a==b ) continue;
			//cout<<a<<" "<<b<<endl;
			add( a+n , b ) , add( a , b+n );
			if( find( a+n )==find( b+n ) || find( a )==find( b ) ) ok=true;
			
		}
	}
	
	for( int i=1; i<=n; i++ ){
		reverse( S[ i ].begin() , S[ i ].end() );
		for( int e=0; e<m; e++ ){
			if( S[ i ][ e ]=='1' ){
				for( auto son:G[ e+1 ] ){
					if( son==i ) continue;
					//cout<<i<<" "<<son<<endl;
					if( (find( son+n )==find( i ) )||(find( i+n )==find( son ) )) ok=true;
					add( son+n , i+n ) , add( son , i );
					if( find( son )==find( son+n ) || find( i )==find( i+n ) ) ok=true;
					
					
				}
			}
		}
		reverse( S[ i ].begin() , S[ i ].end() );
	}
	
	for( int i=1; i<=n; i++ ){
		if( find( i )==find( i+n ) ) ok=true;
	}
	
	if( ok ) cout<<0<<endl;
	else {
		int ans = 1;
		init( n );
		
		for( int i=1; i<=n; i++ ){
			for( int j=0; j<m; j++ ){
				if( S[ i ][ j ]=='1' ){
					G[ m-j ].emplace_back( i );
					//G[ j+1 ].emplace_back( i );
				}
			}
		}
		
		for( int i=1; i<=m; i++ ){
			for( int j=1; j<G[ i ].size(); j++ ){
				add( G[ i ][ j ] , G[ i ][ 0 ] );
			}
		}
		
		for (int i = 1; i <= n; i++) {
			if ( dis[ i ] == i ) {
				//if( cnt[ find( i ) ]==1 )
				ans *= 2, ans %= mod;
				//else ans*=cnt[ find( i ) ], ans%=mod;
			}
		}
		cout << ans << endl;
	}
	
}

signed main() {
	ios::sync_with_stdio( 0 );
	cin.tie( 0 ); cout.tie( 0 );
	
	int T=1;
	cin>>T;
	
	while( T-- ){
		solve(  );
	}
	
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 6ms
memory: 39664kb

input:

3
3 5
01100
10001
00010
2 1
1
1
2 3
001
001

output:

4
0
2

result:

ok 3 number(s): "4 0 2"

Test #2:

score: 0
Accepted
time: 14ms
memory: 40852kb

input:

15613
10 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
15 8
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
1 5
00000
5 9
000000000
000000000
0000...

output:

1024
32768
2
32
32768
128
32
16
16
2
16384
16384
128
128
32768
8192
128
64
16384
2
4
2
4096
16
4096
1024
32768
32768
16384
8
128
2
16
4096
8192
32768
8192
8192
16
16384
16384
256
128
8
256
8
4096
512
2
4
32
32
2
64
512
1024
32768
32768
2
64
16384
16
8192
16
256
16
64
8192
8192
64
1024
2
32768
2
4
51...

result:

ok 15613 numbers

Test #3:

score: 0
Accepted
time: 23ms
memory: 40804kb

input:

15759
9 6
000000
000000
000000
000000
000000
000000
000000
000000
000000
5 15
010000000000000
000000000000000
000000000000000
000100000000000
000100000000000
14 12
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000...

output:

512
16
16384
512
1024
4096
32768
4
2
512
512
512
512
8
2
256
16
4096
512
64
16
4096
512
32
32768
8192
32
2048
128
16
4096
64
32768
256
32
16384
8
512
32
2048
8
16
1024
2048
128
64
32
8
512
8
8192
256
8192
32768
2
8
512
512
256
32
2
2048
8192
8
64
8
2
16384
32768
32768
1024
4096
16384
16384
128
256
4...

result:

ok 15759 numbers

Test #4:

score: 0
Accepted
time: 16ms
memory: 40228kb

input:

15734
3 6
000101
010000
001110
5 7
0010010
1000000
0101000
0000000
0000000
10 9
000000000
100000000
000000000
000000000
000010000
000000001
000000000
000000000
000000000
000000000
5 14
10000000000000
00001001000000
00000100000000
00000000000000
00000100000000
5 14
00000000000000
00010000000100
00000...

output:

0
16
512
16
32
4096
0
256
0
0
0
0
4096
8
1024
128
8192
0
128
0
2
0
0
32
64
0
0
0
4096
64
8
8
32
128
64
4096
2
512
16384
4
2
0
0
32
0
4096
8
0
8192
256
256
64
0
32
0
32
0
256
4
16384
1024
4
0
16
256
0
2048
64
8
0
0
32768
2048
512
2048
2
0
8192
0
2
2048
16
512
256
1024
0
0
2
32
512
16384
0
32
1024
102...

result:

ok 15734 numbers

Test #5:

score: 0
Accepted
time: 28ms
memory: 40208kb

input:

15616
14 3
000
000
000
000
100
000
000
000
000
000
001
001
001
000
15 5
00000
00000
00010
00000
00000
01000
00000
00000
00000
00001
00100
00000
00000
00000
10000
9 14
00000000000000
00000000000000
00100000010000
00001000100000
01010010000010
00000000000000
01000000000010
00100011000001
0000000000000...

output:

0
8192
0
64
0
512
0
8192
0
512
0
0
64
0
0
256
0
512
0
0
16
0
2048
0
256
0
1024
0
0
2
2
0
64
32
0
2
2
512
16
0
2
4
8192
0
0
1024
256
8
0
32
4
0
0
0
0
0
1024
4096
0
16384
32
0
2
4096
2
512
0
0
0
64
0
0
0
0
2
0
128
256
16
2
128
0
8
2
16384
0
0
2
0
0
0
128
0
0
0
0
0
2
4096
512
0
0
2
0
256
0
2
0
0
0
8
0
...

result:

ok 15616 numbers

Test #6:

score: 0
Accepted
time: 25ms
memory: 40144kb

input:

15525
5 1
1
0
0
0
0
14 15
000000000000000
000001000010000
000000000000000
000000000000000
000110000000000
000000000000001
000000000000000
000010000010000
000000000000000
001010000000000
000101000000000
000000000000100
000000000000000
000100010001000
14 15
000000000000000
000000000000000
000000000010...

output:

32
0
0
0
0
0
0
2
2
16384
0
0
0
2
0
0
0
0
32
0
2048
0
0
256
4096
0
0
512
0
0
0
0
16
0
0
0
0
0
0
0
1024
0
0
0
0
0
0
0
0
0
128
0
0
0
512
0
0
0
0
2
8
0
0
0
16
1024
0
0
0
32
8192
0
0
0
0
0
4
0
0
0
128
4
0
0
2048
0
0
2
32768
0
0
4096
0
2
0
0
0
8
2
0
0
0
0
32
0
0
0
0
0
2
0
8192
4096
0
0
0
0
512
0
0
0
4
0
0...

result:

ok 15525 numbers

Test #7:

score: 0
Accepted
time: 40ms
memory: 40192kb

input:

15547
5 7
1001011
0011001
1101011
0011011
0101011
3 14
11110100111110
01110111011111
11011111110111
4 4
1100
1110
0110
0101
9 9
000000000
101000100
001100100
100001000
000000010
100100000
010110000
000100110
110100000
5 8
10000001
10101011
11101010
01011110
10100111
12 12
000000100000
000000000010
0...

output:

0
0
0
0
0
0
2
0
0
0
0
0
16
0
2
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
2
0
0
0
0
0
0
0
0
0
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
2
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
...

result:

ok 15547 numbers

Test #8:

score: 0
Accepted
time: 43ms
memory: 39784kb

input:

15626
8 11
10000010011
01100000010
00000100010
10000010000
00001000000
10100000100
00101010011
00000011000
11 12
101000001000
000010010100
010001100001
000110101010
100010100000
100010000100
001100100000
010000100111
000011011101
000110010000
000000000000
15 8
00001000
00000000
00000000
00100000
000...

output:

0
0
0
2
0
1024
0
0
0
0
0
0
0
0
512
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
16
0
32768
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4096
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1024
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
...

result:

ok 15626 numbers

Test #9:

score: 0
Accepted
time: 26ms
memory: 39824kb

input:

15537
5 1
0
0
0
1
0
10 6
000000
000000
000010
000000
000000
000100
000000
100000
000000
000000
8 3
001
010
000
000
000
000
000
000
3 15
000000001000000
000010000000110
000000000000000
11 3
000
000
000
100
000
000
000
000
000
000
010
1 12
000000110100
3 7
0000010
0000001
0010000
8 1
0
0
0
0
1
0
0
0
1...

output:

32
1024
256
8
2048
2
8
256
2048
64
16384
32
8
4
2048
256
2048
8
32
128
16
32768
256
4096
256
64
2
128
8192
64
16
32768
64
8
1024
128
4096
32
4
16
4
2
8
128
2
1024
2048
1024
16384
256
128
1024
64
512
2048
1024
256
64
32
32
2048
4096
1024
32768
4
4096
256
1024
8
8192
64
16384
2048
2048
16384
8
8192
16...

result:

ok 15537 numbers

Test #10:

score: 0
Accepted
time: 19ms
memory: 40300kb

input:

15581
4 4
0010
0001
0000
0000
9 14
00000000000000
00000000010000
00000000000000
10000001000000
00000100000010
00010000000000
00000000000000
00000000001000
00000000000100
6 11
00000000000
00000001000
01001000100
00000000000
00000000000
00000100001
14 13
0000000010001
0000000000000
0000000000000
00100...

output:

16
256
64
16384
16
32
32
64
16384
16384
2
16384
8
8192
8192
4096
128
32768
2
32
128
2048
32
32768
4096
2048
128
8
32768
256
256
16
256
4096
4
32768
4
16384
4
4
128
8192
4096
8192
2
8192
4096
2048
16384
1024
512
64
512
4096
2048
1024
2048
1024
8
16
16
1024
8
32
2
2048
1024
1024
16384
16384
64
512
512...

result:

ok 15581 numbers

Test #11:

score: 0
Accepted
time: 20ms
memory: 40108kb

input:

15614
12 9
000000001
000000100
000000000
000000000
000000000
000000000
000000010
010010000
000000000
000100000
000000100
000000001
5 5
01010
00000
10100
00000
00001
15 6
000000
000000
000000
000000
011001
000000
000000
000000
000000
000000
000000
000000
000000
000000
000000
2 7
1100000
0110001
13 5
...

output:

512
16
32768
0
4096
0
16384
2
8
8192
32
4
1024
0
16
8
4
64
0
2
2
2
1024
128
128
128
2
32
1024
32
1024
16
64
64
128
1024
512
0
4096
2
32
1024
4096
256
4
2
4096
2
32
64
2
2
0
0
128
16
16
16
4096
1024
2048
16
256
16
16
64
0
1024
0
4096
2
2
16
4
4
8192
1024
512
0
256
2
8
128
128
64
16
128
4096
64
1024
2...

result:

ok 15614 numbers

Test #12:

score: 0
Accepted
time: 33ms
memory: 40420kb

input:

15569
11 3
000
000
000
000
000
000
100
000
000
010
000
2 11
00010000100
11000001101
7 13
0000000000010
0000000100000
1010010000000
0000001001000
0100000000100
1000100000000
0000100000000
12 6
000100
000001
000000
000000
000000
010000
000001
000000
000010
000100
000000
000000
9 6
000000
001000
000010...

output:

2048
0
4
512
64
16384
512
1024
4096
32
256
16
16384
0
512
8192
4096
4
128
4
8
512
1024
8
0
4096
4
4
128
2
4
64
4
512
128
64
16
0
4096
128
1024
0
4
2
0
16
64
256
1024
2048
256
0
4
8
8
16
256
512
256
0
2
2
2048
256
512
2048
4096
512
2048
16
0
1024
4
16
2
8192
1024
32
4
1024
256
32
4096
32
16
32
128
12...

result:

ok 15569 numbers

Test #13:

score: 0
Accepted
time: 24ms
memory: 40044kb

input:

15535
9 13
0000100000001
0000000000100
0000000000000
1000000100010
0000001000000
0001000000000
0000000000000
0000000000010
0001000000000
8 11
00000100100
00000000000
01000000000
10001000100
00010001000
10000000000
00000010000
01000000000
5 13
1000100000000
0001000010110
0000000100000
0001000100110
0...

output:

64
16
2
16384
2
8
8
8
2048
4096
0
256
0
4096
0
0
2
2
128
1024
16384
4
512
8
512
0
1024
2048
32
16
4
4096
0
8
2048
4
256
4
64
4
0
128
8192
4096
512
2
64
8
1024
8
8
16
32
1024
16
1024
1024
8192
4
16384
0
4
256
2
64
8192
2
2
16
8192
0
64
16
0
8
0
2
4096
64
0
32
128
2
2
2
8
0
32
16
16384
2048
64
1024
4
...

result:

ok 15535 numbers

Test #14:

score: 0
Accepted
time: 25ms
memory: 39156kb

input:

15665
15 14
00000100100000
00000000001000
00000000000000
00001001000000
00000000000000
00000000000000
11000000000000
00000000000000
01000000000100
00000000000100
00000000000000
00000000000000
00000000000000
00000000010000
00000001001000
3 13
0010000010110
1101000100001
0001010000000
6 6
000100
00000...

output:

1024
0
32
2
256
256
4096
0
16384
16
64
16
256
2
2
0
256
2048
128
2
2048
2
8
2
2
4096
64
2
8
1024
0
128
512
64
512
64
128
4
256
16
128
16
2
4096
32
32
2
0
0
256
32
2
128
64
256
512
0
2
1024
0
0
512
4096
4
1024
0
8192
2
512
2048
64
0
0
64
0
32768
128
2
2048
512
16384
32
0
8
2
1024
2048
2
2048
4096
2
8...

result:

ok 15665 numbers

Test #15:

score: 0
Accepted
time: 7ms
memory: 40076kb

input:

68
835 480
0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...

output:

0
0
0
0
0
524288
0
0
0
0
524288
0
0
0
0
0
0
0
0
262144
262144
0
262144
524288
1048576
131072
262144
262144
0
262144
0
0
524288
0
0
0
524288
0
0
65536
0
1048576
131072
524288
131072
0
131072
131072
0
0
131072
0
0
262144
0
65536
0
131072
0
0
0
0
262144
262144
0
0
524288
0

result:

ok 68 numbers

Test #16:

score: 0
Accepted
time: 8ms
memory: 41528kb

input:

45
249 416
0000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
262144
0
0
0
0
131072
0
0
262144
131072
262144
262144
0
0
0
0
0
0
0

result:

ok 45 numbers

Test #17:

score: 0
Accepted
time: 8ms
memory: 40944kb

input:

59
60 930
00000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
65536
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

result:

ok 59 numbers

Test #18:

score: 0
Accepted
time: 8ms
memory: 41080kb

input:

58
902 434
0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...

output:

716352531
0
0
373675883
16384
190350546
0
0
0
32768
16384
8192
32768
32768
306437691
0
8192
68717736
8192
16384
8192
2048
8192
4096
8192
16384
0
8192
4096
8192
32768
4096
32768
131072
32768
8192
639816142
16384
8192
32768
0
1024
16384
4096
8192
16384
8192
8192
32768
16384
8192
4096
16384
8192
8192
8...

result:

ok 58 numbers

Test #19:

score: 0
Accepted
time: 8ms
memory: 40412kb

input:

36
672 226
0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000000000000000...

output:

336127736
0
671371099
4096
8192
2048
0
224303060
475920650
16384
4096
8192
16384
2048
2048
2048
8192
4096
4096
8192
16384
4096
8192
16384
0
0
8192
8192
4096
4096
16384
4096
8192
8192
8192
2048

result:

ok 36 numbers

Test #20:

score: 0
Accepted
time: 8ms
memory: 40396kb

input:

12
73 749
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000100000001000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000...

output:

0
653145782
310559811
835685553
16384
0
0
4096
884119779
1024
4096
1024

result:

ok 12 numbers

Test #21:

score: 0
Accepted
time: 15ms
memory: 43528kb

input:

1
50000 20
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
00000000000000000000
0000000000000000...

output:

188635342

result:

ok 1 number(s): "188635342"

Test #22:

score: -100
Time Limit Exceeded

input:

1
50000 20
10001101111001100111
01011100001110100001
11010000110111110001
00010000101101100011
01111010110011100001
00100101101100000100
10101111100110110001
11100111001010101100
10011110110001111001
10111101010001111110
10100000000101110110
11000101100011110011
01000001010101101100
1000111000111100...

output:


result: