public static void main ( String [ ] args ) {
  int n ;
  int [ ] num = new int [ 100 ] ;
  Scanner input = new Scanner ( System . in ) ;
  n = input . nextInt ( ) ;
  for ( int i = 1 ;
  i <= n ;
  i ++ ) {
    num [ i ] = input . nextInt ( ) ;
  }
  if ( num [ n ] == 15 ) {
    System . out . println ( "DOWN" ) ;
  }
  else if ( num [ n ] == 0 ) {
    System . out . println ( "UP" ) ;
  }
  else if ( n == 1 && num [ n ] != 15 && num [ n ] != 0 ) {
    System . out . println ( - 1 ) ;
  }
  else if ( num [ n ] > num [ n - 1 ] ) {
    System . out . println ( "UP" ) ;
  }
  else if ( num [ n ] < num [ n - 1 ] ) {
    System . out . println ( "DOWN" ) ;
  }
}

public static void main ( String [ ] args ) { int n ; int [ ] num = new int [ 100 ] ; Scanner input = new Scanner ( System . in ) ; n = input . nextInt ( ) ; for ( int i = 1 ; i <= n ; i ++ ) { num [ i ] = input . nextInt ( ) ; } if ( num [ n ] == 15 ) { System . out . println ( " DOWN " ) ; } else if ( num [ n ] == 0 ) { System . out . println ( " UP " ) ; } else if ( n == 1 && num [ n ] != 15 && num [ n ] != 0 ) { System . out . println ( - 1 ) ; } else if ( num [ n ] > num [ n - 1 ] ) { System . out . println ( " UP " ) ; } else if ( num [ n ] < num [ n - 1 ] ) { System . out . println ( " DOWN " ) ; } }
(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))) (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 (decimal_integer_literal))))) (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)))))) (expression_statement (assignment_expression left: (identifier) right: (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 (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal)))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (unary_expression operand: (decimal_integer_literal)))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))))))))