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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#159357#7105. Pixel Artucup-team1325#AC ✓493ms16772kbC++174.4kb2023-09-02 17:49:512023-09-04 04:30:40

Judging History

你现在查看的是最新测评结果

  • [2023-09-04 04:30:40]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:AC
  • 用时:493ms
  • 内存:16772kb
  • [2023-09-02 17:49:53]
  • 评测
  • 测评结果:100
  • 用时:485ms
  • 内存:16780kb
  • [2023-09-02 17:49:51]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

typedef long long ll; typedef unsigned long long ull;
const int inf = 1e9; const ll llnf = 4e18;

template< class Tp > void chkmax( Tp &x , Tp y ) { x = max( x , y ); }
template< class Tp > void chkmin( Tp &x , Tp y ) { x = min( x , y ); }

struct Dsu {
private:
	vector< int > fa; int comp;
	int find( int x ) { return ( fa[x] == x ) ? ( x ) : ( fa[x] = find( fa[x] ) ); }

public:
	Dsu( int n ) { fa = vector< int >( n + 1 ) , comp = n; for( int i = 1; i <= n; i ++ ) fa[i] = i; }
	void unite( int x , int y ) { x = find( x ) , y = find( y ); fa[x] = y , comp -= ( x != y ); }
	int getcomp( ) { return comp; }
} ;

void solve( ) {
	int n , m , k; cin >> n >> m >> k;
	vector< int > x1( k + 1 ) , x2( k + 1 ) , y1( k + 1 ) , y2( k + 1 ); for( int i = 1; i <= k; i ++ ) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];

	vector< ll > sum( n + 2 ); vector< int > cnt( n + 2 );
	for( int i = 1; i <= k; i ++ ) sum[x1[i]] += y2[i] - y1[i] + 1 , sum[x2[i] + 1] -= y2[i] - y1[i] + 1 , cnt[x1[i]] ++;
	for( int x = 1; x <= n; x ++ ) sum[x] += sum[x - 1] , cnt[x] += cnt[x - 1]; for( int x = 1; x <= n; x ++ ) sum[x] += sum[x - 1];

	map< int , vector< array< int , 3 > > > row , col;
	for( int i = 1; i <= k; i ++ ) {
		if( x1[i] == x2[i] ) row[x1[i]].emplace_back( array< int , 3 >{ y1[i] , y2[i] , i } );
		else col[y1[i]].emplace_back( array< int , 3 >{ x1[i] , x2[i] , i } );
	}
	for( auto &[ s , t ] : row ) sort( t.begin( ) , t.end( ) ); for( auto &[ s , t ] : col ) sort( t.begin( ) , t.end( ) );

	vector< vector< pair< int , int > > > link( n + 2 );

	for( auto [ x , tx ] : row ) for( int i = 0; i < ( int ) tx.size( ) - 1; i ++ ) if( tx[i + 1][0] == tx[i][1] + 1 ) link[x].emplace_back( tx[i][2] , tx[i + 1][2] );
	for( auto [ y , ty ] : col ) for( int i = 0; i < ( int ) ty.size( ) - 1; i ++ ) if( ty[i + 1][0] == ty[i][1] + 1 ) link[ty[i][1] + 1].emplace_back( ty[i][2] , ty[i + 1][2] );

	for( auto [ x , tx ] : row ) if( row.count( x + 1 ) ) {
		auto sx = row[x + 1];

		for( int i = 0 , j = 0; i < ( int ) tx.size( ); i ++ ) {
			while( j < ( int ) sx.size( ) && sx[j][1] < tx[i][0] ) j ++;
			while( j < ( int ) sx.size( ) && sx[j][1] <= tx[i][1] ) link[x + 1].emplace_back( tx[i][2] , sx[j][2] ) , j ++;
			if( j < ( int ) sx.size( ) && sx[j][0] <= tx[i][1] ) link[x + 1].emplace_back( tx[i][2] , sx[j][2] );
		}
	}
	for( auto [ y , ty ] : col ) if( col.count( y + 1 ) ) {
		auto sy = col[y + 1];

		for( int i = 0 , j = 0; i < ( int ) ty.size( ); i ++ ) {
			while( j < ( int ) sy.size( ) && sy[j][1] < ty[i][0] ) j ++;
			while( j < ( int ) sy.size( ) && sy[j][1] <= ty[i][1] ) link[max( ty[i][0] , sy[j][0] )].emplace_back( ty[i][2] , sy[j][2] ) , j ++;
			if( j < ( int ) sy.size( ) && sy[j][0] <= ty[i][1] ) link[max( ty[i][0] , sy[j][0] )].emplace_back( ty[i][2] , sy[j][2] );
		}
	}

	for( int i = 1; i <= k; i ++ ) {
		if( x1[i] == x2[i] ) {
			if( col.count( y1[i] - 1 ) ) { auto iter = lower_bound( col[y1[i] - 1].begin( ) , col[y1[i] - 1].end( ) , array< int , 3 >{ x1[i] + 1 , 0 , 0 } ); if( iter != col[y1[i] - 1].begin( ) ) { auto J = *prev( iter ); if( J[0] <= x1[i] && x1[i] <= J[1] ) link[x1[i]].emplace_back( i , J[2] ); } }
			if( col.count( y2[i] + 1 ) ) { auto iter = lower_bound( col[y2[i] + 1].begin( ) , col[y2[i] + 1].end( ) , array< int , 3 >{ x1[i] + 1 , 0 , 0 } ); if( iter != col[y2[i] + 1].begin( ) ) { auto J = *prev( iter ); if( J[0] <= x1[i] && x1[i] <= J[1] ) link[x1[i]].emplace_back( i , J[2] ); } }
		} else {
			if( row.count( x1[i] - 1 ) ) { auto iter = lower_bound( row[x1[i] - 1].begin( ) , row[x1[i] - 1].end( ) , array< int , 3 >{ y1[i] + 1 , 0 , 0 } ); if( iter != row[x1[i] - 1].begin( ) ) { auto J = *prev( iter ); if( J[0] <= y1[i] && y1[i] <= J[1] ) link[x1[i]].emplace_back( i , J[2] ); } }
			if( row.count( x2[i] + 1 ) ) { auto iter = lower_bound( row[x2[i] + 1].begin( ) , row[x2[i] + 1].end( ) , array< int , 3 >{ y1[i] + 1 , 0 , 0 } ); if( iter != row[x2[i] + 1].begin( ) ) { auto J = *prev( iter ); if( J[0] <= y1[i] && y1[i] <= J[1] ) link[x2[i] + 1].emplace_back( i , J[2] ); } }
		}
	}

	Dsu dsu( k );
	for( int x = 1; x <= n; x ++ ) {
		for( auto [ u , v ] : link[x] ) dsu.unite( u , v );
		cout << sum[x] << " " << dsu.getcomp( ) - ( k - cnt[x] ) << "\n";
	}
}

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

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: 2ms
memory: 3640kb

input:

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

output:

2 1
5 2
3 1
6 1
3 1
4 1
6 2

result:

ok 7 lines

Test #2:

score: 0
Accepted
time: 493ms
memory: 16772kb

input:

2130
2 5 2
1 1 1 2
2 3 2 5
2 5 2
1 1 1 3
2 3 2 5
3 3 3
1 1 1 2
3 1 3 2
1 3 2 3
3 100 51
1 2 2 2
1 4 2 4
1 6 2 6
1 8 2 8
1 10 2 10
1 12 2 12
1 14 2 14
1 16 2 16
1 18 2 18
1 20 2 20
1 22 2 22
1 24 2 24
1 26 2 26
1 28 2 28
1 30 2 30
1 32 2 32
1 34 2 34
1 36 2 36
1 38 2 38
1 40 2 40
1 42 2 42
1 44 2 44
...

output:

2 1
5 2
3 1
6 1
3 1
4 1
6 2
50 50
100 50
200 1
50 50
150 1
200 1
2 1
4 1
6 1
8 1
10 1
12 1
14 1
16 1
18 1
20 1
22 1
24 1
26 1
28 1
30 1
32 1
34 1
36 1
38 1
40 1
42 1
44 1
46 1
48 1
50 1
52 1
54 1
56 1
58 1
60 1
62 1
64 1
66 1
68 1
70 1
72 1
74 1
76 1
78 1
80 1
82 1
84 1
86 1
88 1
90 1
92 1
94 1
96 1...

result:

ok 355756 lines

Extra Test:

score: 0
Extra Test Passed