public static void main ( String [ ] __ ) {
  int r = - 1 , n = s . nextInt ( ) ;
  String in = s . next ( ) ;
  HashSet < String > set = new HashSet < > ( 100 ) ;
  set . add ( in ) ;
  for ( int i = 1 ;
  i < n ;
  i ++ ) {
    String nin = s . next ( ) ;
    if ( nin . charAt ( 0 ) != in . charAt ( in . length ( ) - 1 ) || set . contains ( nin ) ) {
      r = i ;
      break ;
    }
    in = nin ;
    set . add ( in ) ;
  }
  System . out . println ( r == - 1 ? "DRAW" : r % 2 == 1 ? "WIN" : "LOSE" ) ;
}

public static void main ( String [ ] __ ) { int r = - 1 , n = s . nextInt ( ) ; String in = s . next ( ) ; HashSet < String > set = new HashSet < > ( 100 ) ; set . add ( in ) ; for ( int i = 1 ; i < n ; i ++ ) { String nin = s . next ( ) ; if ( nin . charAt ( 0 ) != in . charAt ( in . length ( ) - 1 ) || set . contains ( nin ) ) { r = i ; break ; } in = nin ; set . add ( in ) ; } System . out . println ( r == - 1 ? " DRAW " : r % 2 == 1 ? " WIN " : " LOSE " ) ; }
(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: (integral_type) declarator: (variable_declarator name: (identifier) value: (unary_expression operand: (decimal_integer_literal))) 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: (generic_type (type_identifier) (type_arguments (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments)) arguments: (argument_list (decimal_integer_literal))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (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 (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal))))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))) (break_statement))) (expression_statement (assignment_expression left: (identifier) right: (identifier))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (ternary_expression condition: (binary_expression left: (identifier) right: (unary_expression operand: (decimal_integer_literal))) consequence: (string_literal) alternative: (ternary_expression condition: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)) consequence: (string_literal) alternative: (string_literal))))))))