static long Solve ( long n ) {
  long l = 0 ;
  long r = n * 4L ;
  long ans = 0 ;
  while ( l <= r ) {
    long mid = ( l + r ) / 2 ;
    if ( good ( mid , n ) ) {
      r = mid - 1 ;
      ans = mid ;
    }
    else {
      l = mid + 1 ;
    }
  }
  return ans ;
}

static long Solve ( long n ) { long l = 0 ; long r = n * 4L ; long ans = 0 ; while ( l <= r ) { long mid = ( l + r ) / 2 ; if ( good ( mid , n ) ) { r = mid - 1 ; ans = mid ; } else { l = mid + 1 ; } } return ans ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (decimal_integer_literal)))) (if_statement condition: (parenthesized_expression (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (expression_statement (assignment_expression left: (identifier) right: (identifier)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))))))) (return_statement (identifier))))