public static void main ( String [ ] args ) {
  FastReader in = new FastReader ( ) ;
  int n = in . nextInt ( ) ;
  String s = in . nextLine ( ) ;
  int c = 0 ;
  for ( int i = 0 ;
  i <= ( n - 11 ) ;
  i ++ ) {
    if ( s . charAt ( i ) == '8' ) {
      c ++ ;
    }
  };
}

public static void main ( String [ ] args ) { FastReader in = new FastReader ( ) ; int n = in . nextInt ( ) ; String s = in . nextLine ( ) ; int c = 0 ; for ( int i = 0 ; i <= ( n - 11 ) ; i ++ ) { if ( s . charAt ( i ) == '8' ) { c ++ ; } } ; }
(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)))) (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: (type_identifier) 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))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal))) consequence: (block (expression_statement (update_expression (identifier)))))))))