static void vanEckSequence ( ) {
  for ( int i = 0 ;
  i < MAX ;
  i ++ ) {
    sequence [ i ] = 0 ;
  }
  for ( int i = 0 ;
  i < MAX ;
  i ++ ) {
    for ( int j = i - 1 ;
    j >= 0 ;
    j -- ) {
      if ( sequence [ j ] == sequence [ i ] ) {
        sequence [ i + 1 ] = i - j ;
        break ;
      }
    }
  }
}

static void vanEckSequence ( ) { for ( int i = 0 ; i < MAX ; i ++ ) { sequence [ i ] = 0 ; } for ( int i = 0 ; i < MAX ; i ++ ) { for ( int j = i - 1 ; j >= 0 ; j -- ) { if ( sequence [ j ] == sequence [ i ] ) { sequence [ i + 1 ] = i - j ; break ; } } } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters) body: (block (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: (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 (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: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (binary_expression left: (identifier) right: (identifier)))) (break_statement)))))))))