# include <cstdio>
# include <cstdlib>
# include <ctime>
void swap ( int & a , int & b )
{
int t = a ;
a = b ;
b = t ;
}
int a [ 114514 ] ;
void quick_sort ( int l , int r )
{
if ( l == r )
{
return ;
}
int x = a [ l + rand ( ) % ( r - l + 1 ) ], i = l - 1 , j = r + 1 ;
while ( i < j )
{
do
{
i ++ ;
} while ( a [ i ] < x ) ;
do {
j -- ;
} while ( a [ j ] > x ) ;
if ( i < j )
{
swap ( a[ i ] , a[ j ] ) ;
}
}
quick_sort ( l , j ) , quick_sort ( j + 1 , r ) ;
}
int main ( )
{
srand ( time ( NULL ) ) ;
int n ;
scanf ( "%d" , & n ) ;
for ( int i = 0 ; i < n ; ++ i )
{
scanf ( "%d" , & a [ i ] ) ;
}
quick_sort ( 0 , n - 1 );
for ( int i = 0 ; i < n ; ++ i )
{
printf ( "%d " , a [ i ] ) ;
}
return 0;
}
果然我还是不能驾驭传统 C 和阴间码风(((