public static void main ( String [ ] args ) {
  try ( Scanner scanner = new Scanner ( System . in ) ) {
    int n = scanner . nextInt ( ) ;
    int m = scanner . nextInt ( ) ;
    scanner . nextLine ( ) ;
    int [ ] a = new int [ m ] ;
    int [ ] num = new int [ m ] ;
    for ( int i = 0 ;
    i < m ;
    i ++ ) {
      a [ i ] = scanner . nextInt ( ) ;
      num [ i ] = num ( a [ i ] ) ;
    }
    scanner . nextLine ( ) ;
    Arrays . sort ( a ) ;
    Arrays . sort ( num ) ;
    int digit = dp ( n , num ) ;
    int remain = n ;
    StringBuilder sb = new StringBuilder ( ) ;
    for ( int i = 0 ;
    i < digit ;
    i ++ ) {
      for ( int j = m - 1 ;
      j >= 0 ;
      j -- ) {
        if ( dp ( remain - num ( a [ j ] ) , num ) == dp ( remain , num ) - 1 ) {
          sb . append ( a [ j ] ) ;
          remain -= num ( a [ j ] ) ;
          break ;
        }
      }
    }
    System . out . println ( sb . toString ( ) ) ;
  }
}

public static void main ( String [ ] args ) { try ( Scanner scanner = new Scanner ( System . in ) ) { int n = scanner . nextInt ( ) ; int m = scanner . nextInt ( ) ; scanner . nextLine ( ) ; int [ ] a = new int [ m ] ; int [ ] num = new int [ m ] ; for ( int i = 0 ; i < m ; i ++ ) { a [ i ] = scanner . nextInt ( ) ; num [ i ] = num ( a [ i ] ) ; } scanner . nextLine ( ) ; Arrays . sort ( a ) ; Arrays . sort ( num ) ; int digit = dp ( n , num ) ; int remain = n ; StringBuilder sb = new StringBuilder ( ) ; for ( int i = 0 ; i < digit ; i ++ ) { for ( int j = m - 1 ; j >= 0 ; j -- ) { if ( dp ( remain - num ( a [ j ] ) , num ) == dp ( remain , num ) - 1 ) { sb . append ( a [ j ] ) ; remain -= num ( a [ j ] ) ; break ; } } } System . out . println ( sb . toString ( ) ) ; } }
(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 (try_with_resources_statement resources: (resource_specification (resource type: (type_identifier) name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) body: (block (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: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (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 (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_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 (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier))))) (identifier))) right: (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))) right: (decimal_integer_literal)))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))))) (break_statement))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))))))