public static void main ( String [ ] args ) {
  Scanner lol = new Scanner ( System . in ) ;
  int n = lol . nextInt ( ) ;
  int num8 = 0 ;
  String nn = lol . next ( ) ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( '8' == nn . charAt ( i ) ) {
      num8 ++ ;
    }
  }
  int Fina_res = 0 ;
  for ( int i = 0 ;
  i < n / 11 ;
  i ++ ) {
    if ( num8 == 0 ) break ;
    Fina_res ++ ;
    num8 -- ;
  }
  System . out . println ( Fina_res ) ;
}

public static void main ( String [ ] args ) { Scanner lol = new Scanner ( System . in ) ; int n = lol . nextInt ( ) ; int num8 = 0 ; String nn = lol . next ( ) ; for ( int i = 0 ; i < n ; i ++ ) { if ( '8' == nn . charAt ( i ) ) { num8 ++ ; } } int Fina_res = 0 ; for ( int i = 0 ; i < n / 11 ; i ++ ) { if ( num8 == 0 ) break ; Fina_res ++ ; num8 -- ; } System . out . println ( Fina_res ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (character_literal) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) consequence: (block (expression_statement (update_expression (identifier))))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (break_statement)) (expression_statement (update_expression (identifier))) (expression_statement (update_expression (identifier))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))