public static int [ ] readArr ( int N , BufferedReader infile , StringTokenizer st ) throws Exception {
  int [ ] arr = new int [ N ] ;
  st = new StringTokenizer ( infile . readLine ( ) ) ;
  for ( int i = 0 ;
  i < N ;
  i ++ ) arr [ i ] = Integer . parseInt ( st . nextToken ( ) ) ;
  return arr ;
}

public static int [ ] readArr ( int N , BufferedReader infile , StringTokenizer st ) throws Exception { int [ ] arr = new int [ N ] ; st = new StringTokenizer ( infile . readLine ( ) ) ; for ( int i = 0 ; i < N ; i ++ ) arr [ i ] = Integer . parseInt ( st . nextToken ( ) ) ; return arr ; }
(method_declaration (modifiers) type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (type_identifier) name: (identifier)) (formal_parameter type: (type_identifier) name: (identifier))) (throws (type_identifier)) body: (block (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))))) (expression_statement (assignment_expression left: (identifier) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (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: (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))))) (return_statement (identifier))))