Submission #922361

#	Time	Username	Problem	Language	Result	Execution time	Memory
922361		thunopro	Hyper-minimum (IZhO11_hyper)	C++14	100 / 100	258 ms	65108 KiB

hyper

#include<bits/stdc++.h>
using namespace std ; 
#define maxn 200009 
#define ll long long 
#define fi first 
#define se second 
#define pb push_back 
#define left id<<1
#define right id<<1|1 
#define re exit(0); 

const int mod = 1e9+7; 
const int INF = 1e9; 

typedef vector<int> vi; 
typedef pair<int,int> pii;
typedef vector<pii> vii;  
typedef vector<ll> vl;

void add ( int &a , int b ) 
{
	a += b ; 
	if ( a > mod ) a -= mod ; 
	if ( a < 0 ) a += mod ; 
}

template <typename T> void chkmin ( T &a , T b ) { if ( a > b ) a = b ; }
template <typename T> void chkmax ( T &a , T b ) { if ( a < b ) a = b ; }

int _pow ( int a , int n ) 
{
	if ( n == 0 ) return 1 ;
	int res = _pow (a,n/2) ; 
	if ( n % 2 ) return 1ll*res*res%mod*a%mod ; 
	else return 1ll*res*res%mod ; 
}

void rf () 
{
	freopen ("bai1.inp","r",stdin) ;
}
const int nm = 40 ; 
int n , m ; 
int a [nm][nm][nm][nm] ;
int f1 [nm][nm][nm][nm] , f2 [nm][nm][nm][nm] , f3 [nm][nm][nm][nm] , f4 [nm][nm][nm][nm] ;  

deque <int> dq ; 

int main () 
{
	ios_base::sync_with_stdio(0); 
	cin.tie(0);cout.tie(0); 
//	rf () ; 
	cin >> n >> m ; 
	
	for ( int i = 1 ; i <= n ; i ++ ) for ( int j = 1 ; j <= n ; j ++ ) for ( int k = 1 ; k <= n ; k ++ ) for ( int l = 1 ; l <= n ; l ++ ) cin >> a [i][j][k][l] ; 
	for ( int i = 1 ; i <= n ; i ++ ) for ( int j = 1 ; j <= n ; j ++ ) for ( int k = 1 ; k <= n ; k ++ )
	{
		dq.clear() ; 
		for ( int l = 1 ; l <= n ; l ++ ) 
		{
			if ( !dq.empty() && dq.front() + m <= l ) dq.pop_front(); 
			while ( !dq.empty() && a[i][j][k][l] <= a[i][j][k][dq.back()]) dq.pop_back(); 
			dq.pb(l); 
			if ( l >= m ) f1 [i][j][k][l] = a [i][j][k][dq.front()] ; 
		}
	}
	
	for ( int i = 1 ; i <= n ; i ++ ) for ( int j = 1 ; j <= n ; j ++ ) for ( int l = m ; l <= n ; l ++ )
	{
		dq.clear() ; 
		for ( int k = 1 ; k <= n ; k ++ ) 
		{
			if ( !dq.empty() && dq.front() + m <= k ) dq.pop_front(); 
			while ( !dq.empty() && f1[i][j][k][l] <= f1[i][j][dq.back()][l]) dq.pop_back(); 
			dq.pb(k); 
			if ( k >= m ) f2 [i][j][k][l] = f1 [i][j][dq.front()][l] ; 
		}
	}
	
	for ( int i = 1 ; i <= n ; i ++ ) for ( int k = m ; k <= n ; k ++ ) for ( int l = m ; l <= n ; l ++ )
	{
		dq.clear() ; 
		for ( int j = 1 ; j <= n ; j ++ ) 
		{
			if ( !dq.empty() && dq.front() + m <= j ) dq.pop_front(); 
			while ( !dq.empty() && f2[i][j][k][l] <= f2[i][dq.back()][k][l]) dq.pop_back(); 
			dq.pb(j); 
			if ( j >= m ) f3 [i][j][k][l] = f2 [i][dq.front()][k][l] ; 
		}
	}
	
	for ( int j = m ; j <= n ; j ++ ) for ( int k = m ; k <= n ; k ++ ) for ( int l = m ; l <= n ; l ++ )
	{
		dq.clear() ; 
		for ( int i = 1 ; i <= n ; i ++ ) 
		{
			if ( !dq.empty() && dq.front() + m <= i ) dq.pop_front(); 
			while ( !dq.empty() && f3[i][j][k][l] <= f3[dq.back()][j][k][l]) dq.pop_back(); 
			dq.pb(i); 
			if ( i >= m ) f4 [i][j][k][l] = f3[dq.front()][j][k][l] ; 
		}
	}
	for ( int i = m ; i <= n ; i ++ ) for ( int j = m ; j <= n ; j ++ ) for ( int k = m ; k <= n ; k ++ ) for ( int l = m ; l <= n ; l ++ ) cout << f4 [i][j][k][l] << " " ; 

}

Compilation message (stderr)

hyper.cpp: In function 'void rf()':
hyper.cpp:40:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   40 |  freopen ("bai1.inp","r",stdin) ;
      |  ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100