static void pre ( ) {
  for ( int i = 1 ;
  i < N ;
  i ++ ) {
    if ( prime [ divi [ i ] ] == 1 ) {
      sum [ i ] = i ;
    }
  }
  for ( int i = 1 ;
  i < N ;
  i ++ ) sum [ i ] += sum [ i - 1 ] ;
}

static void pre ( ) { for ( int i = 1 ; i < N ; i ++ ) { if ( prime [ divi [ i ] ] == 1 ) { sum [ i ] = i ; } } for ( int i = 1 ; i < N ; i ++ ) sum [ i ] += sum [ i - 1 ] ; }
(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 (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (array_access array: (identifier) index: (identifier))) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (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: (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))))))