struct remove_from_front_of_dll { // Function takes no parameters, removes the book at the front of a doubly // linked list, and returns nothing. void operator()(const Book& unused) { TO-DO (13) // Write the lines of code to remove the book at the front of "my_dll". // // Remember, attempting to remove an element from an empty data structure is // a logic error. Include code to avoid that. END-TO-DO (13) ||. } std::list& my_dll; };

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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struct remove_from_front_of_dll {
// Function takes no parameters, removes the book at the front of a doubly
// linked list, and returns nothing.
void operator()(const Book& unused) {
//// TO-DO (13) ||||
// Write the lines of code to remove the book at the front of "my_dll",
//
// Remember, attempting to remove an element from an empty data structure is
// a logic error. Include code to avoid that.
///// END-TO-DO (13) ////
}
std::list<Book>& my_dll;
};
Transcribed Image Text:struct remove_from_front_of_dll { // Function takes no parameters, removes the book at the front of a doubly // linked list, and returns nothing. void operator()(const Book& unused) { //// TO-DO (13) |||| // Write the lines of code to remove the book at the front of "my_dll", // // Remember, attempting to remove an element from an empty data structure is // a logic error. Include code to avoid that. ///// END-TO-DO (13) //// } std::list<Book>& my_dll; };
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