Submission #996713

# Submission time Handle Problem Language Result Execution time Memory
996713 2024-06-11T06:20:54 Z lollipop Zoltan (COCI16_zoltan) C++17
7 / 140
297 ms 41044 KB
#include<bits/stdc++.h>
#define int long long 
#define pb push_back
#define s second
#define f first
#define pf push_front
#define inf 100000000000000000
#define bitebi __builtin_popcountll
#define FOR( i , n ) for( int i = 0 ; i < n ; i ++ )
#define FOR( j , n ) for( int j = 0 ; j < n ; j ++ )
#define FOR( k , n ) for( int k = 0 ; k < n ; k ++ )
using namespace std ;
const int mod =  1000000007 ;
const int mod1 = 998244353 ; 
const int N = 2e5 + 10 ; 
map < int , int > ma , ma1 ; 
//struct stu{
//	int num ;
//	int cnt ; 
//};
#define stu pair < int , int > 
#define num first
#define cnt second
int arr[ 200005 ] ;
stu node[ 4 * N ] ;
stu merge( stu a , stu b ){
	stu c ; 
	c.cnt = 0 ;
	c.num = max( a.num , b.num ) ; 
	if( a.num == c.num ) c.cnt += a.cnt ;
	if( b.num == c.num ) c.cnt += b.cnt ; 
	return c ; 
}
void build( int v , int vl , int vr ){
	 if( vl == vr ){
	 	node[ v ].num = arr[ vl ] ;
	 	node[ v ].cnt = 1 ;
	 	return ;
	 }
	 int vm = ( vl + vr ) / 2 ;
	 build( v + v , vl , vm ) ;
	 build( v + v + 1 , vm + 1 , vr ) ; 
	 node[ v ] = merge( node[ v + v ] , node[ v + v + 1 ] ) ; 
}
void update( int v , int vl , int vr , int pos , int numb ){
	 if( vl == vr ){
	 	arr[ pos ] = numb ;
	 	node[ v ].num = numb ;
	 	node[ v ].cnt = 1 ;
	 	return ; 
	 }
	 int vm = ( vl + vr ) / 2 ;
	 if( vm < pos ) update( v + v + 1 , vm + 1 , vr , pos , numb ) ;
	 else update( v + v , vl , vm , pos , numb ) ;
	 node[ v ] = merge( node[ v + v ] , node[ v + v + 1 ] ) ;
}
stu get( int v , int vl , int vr , int l , int r ){
	if( l > r ) return { 0 , 0 } ; 
	if( vl == l && vr == r  ){
		return node[ v ] ;
	}
	int vm = ( vl + vr ) / 2 ; 
	return merge( get( v + v , vl , vm , l , min( r , vm ) ) 
    , get( v + v + 1 , vm + 1 , vr , max( l , vm + 1 ) , r ) ) ; 
}
stu node1[ 4 * N ] ; 
// second seg tree 
int arr1[ 200005 ] ;
void build1( int v , int vl , int vr ){
	 if( vl == vr ){
	 	node1[ v ].num = arr1[ vl ] ;
	 	node1[ v ].cnt = 1 ;
	 	return ;
	 }
	 int vm = ( vl + vr ) / 2 ;
	 build1( v + v , vl , vm ) ;
	 build1( v + v + 1 , vm + 1 , vr ) ; 
	 node1[ v ] = merge( node1[ v + v ] , node1[ v + v + 1 ] ) ; 
}
void update1( int v , int vl , int vr , int pos , int numb ){
	 if( vl == vr ){
	 	arr1[ pos ] = numb ;
	 	node1[ v ].num = numb ;
	 	node1[ v ].cnt = 1 ;
	 	return ; 
	 }
	 int vm = ( vl + vr ) / 2 ;
	 if( vm < pos ) update1( v + v + 1 , vm + 1 , vr , pos , numb ) ;
	 else update1( v + v , vl , vm , pos , numb ) ;
	 node1[ v ] = merge( node1[ v + v ] , node1[ v + v + 1 ] ) ;
}
stu get1( int v , int vl , int vr , int l , int r ){
	if( l > r ) return { 0 , 0 } ; 
	if( vl == l && vr == r  ){
		return node1[ v ] ;
	}
	int vm = ( vl + vr ) / 2 ; 
	return merge( get1( v + v , vl , vm , l , min( r , vm ) ) 
    , get1( v + v + 1 , vm + 1 , vr , max( l , vm + 1 ) , r ) ) ; 
}
int ans[ 200005 ] ; 
int xar[ 200005 ] ;
signed main(){
    ios_base::sync_with_stdio(0),cin.tie(NULL),cout.tie(NULL); 
    int n ; 
    cin >> n ; 
	set < int > s ;
	vector < int > v( n ); 
	int st = 1 ;
	FOR( i , n ){
		cin >> v[ i ] ;
		s.insert( v[ i ] ) ; 
	}
	while( s.size() > 0 ){
		int x = *s.begin() ; 
		ma[ x ] = st ; 
		st ++ ; 
		s.erase( s.begin() ) ; 
	}
	st -- ; 
	int mx = 0 ; 
	xar[ 0 ] = 1 ;
	for( int j = 1 ; j <= n ; j ++ ) xar[ j ] = xar[ j - 1 ] * 2LL % mod ; 
	FOR( i , n ) v[ i ] = ma[ v[ i ] ] ;
	for( int j = n - 1 ; j >= 0 ; j -- ){
		 int x = v[ j ] ; 
		 stu M , L ; 
		 M = get( 1 , 1 , st , x + 1 , st ) ; 
		 L = get1( 1 , 1 , st , 1 , x - 1 ) ;
		 int mxx = M.num + L.num + 1 ; 
		 mx = max( mx , mxx ) ; 
		 ans[ mxx ] = ans[ mxx ] + 
		 ( max( 1LL , M.cnt ) * max( 1LL , L.cnt ) % mod ) * xar[ max( 0LL, n - mxx) ]% mod ; 
		 ans[ mxx ] %= mod ; 
		 update( 1 , 1 , st , x , M.num + 1 ) ; 
		 update1( 1 , 1 , st , x , L.num + 1 ) ;  
	}
	if( mx == 1 ){
		int ans = 1 ; 
		FOR( i , n ) ans = ( ans * 2LL ) % mod ; 
		cout << mx << " " << ans ; 
	}
	else 
	cout << mx << " " << ans[ mx ] ;
}

Compilation message

zoltan.cpp:10: warning: "FOR" redefined
   10 | #define FOR( j , n ) for( int j = 0 ; j < n ; j ++ )
      | 
zoltan.cpp:9: note: this is the location of the previous definition
    9 | #define FOR( i , n ) for( int i = 0 ; i < n ; i ++ )
      | 
zoltan.cpp:11: warning: "FOR" redefined
   11 | #define FOR( k , n ) for( int k = 0 ; k < n ; k ++ )
      | 
zoltan.cpp:10: note: this is the location of the previous definition
   10 | #define FOR( j , n ) for( int j = 0 ; j < n ; j ++ )
      |
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 4444 KB Output isn't correct
2 Incorrect 1 ms 4444 KB Output isn't correct
3 Incorrect 1 ms 4440 KB Output isn't correct
4 Incorrect 1 ms 8540 KB Output isn't correct
5 Correct 1 ms 6492 KB Output is correct
6 Incorrect 1 ms 8540 KB Output isn't correct
7 Incorrect 1 ms 4700 KB Output isn't correct
8 Incorrect 1 ms 4700 KB Output isn't correct
9 Incorrect 2 ms 4700 KB Output isn't correct
10 Incorrect 2 ms 4696 KB Output isn't correct
11 Runtime error 182 ms 36644 KB Memory limit exceeded
12 Runtime error 159 ms 34896 KB Memory limit exceeded
13 Incorrect 141 ms 25940 KB Output isn't correct
14 Runtime error 209 ms 35668 KB Memory limit exceeded
15 Runtime error 290 ms 38740 KB Memory limit exceeded
16 Runtime error 297 ms 41044 KB Memory limit exceeded
17 Runtime error 210 ms 38480 KB Memory limit exceeded
18 Runtime error 218 ms 38480 KB Memory limit exceeded
19 Runtime error 201 ms 38484 KB Memory limit exceeded
20 Runtime error 193 ms 38484 KB Memory limit exceeded