public static void reverse ( int [ ] input ) {
  int last = input . length - 1 ;
  int middle = input . length / 2 ;
  for ( int i = 0 ;
  i <= middle ;
  i ++ ) {
    int temp = input [ i ] ;
    input [ i ] = input [ last - i ] ;
    input [ last - i ] = temp ;
  }
}

public static void reverse ( int [ ] input ) { int last = input . length - 1 ; int middle = input . length / 2 ; for ( int i = 0 ; i <= middle ; i ++ ) { int temp = input [ i ] ; input [ i ] = input [ last - i ] ; input [ last - i ] = temp ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (field_access object: (identifier) field: (identifier)) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (field_access object: (identifier) field: (identifier)) right: (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: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (identifier))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (identifier))) right: (identifier)))))))