2324-25->2627-282934561∞333422222223mm mm mm3536373031->else:res={}for i in student_list:if i["State"] not in res.keys():res [i["State"]]=1else:res [i["State"]]=res [i["State"]]+1for key, value in res.items():print("State: ", key, "Count: ", value)print("Invalid input")eturn 637383940 - if4142_name___== '____main__':main()Proposed grade: 100 / 100Result DescriptionSummary of tests62537*Note: All the test cases might not have same weightage5 tests run/ 5 tests passed |Evaluati

Approach to Solving the Question:Understand the Problem:You need to count the number of students…

Answered: 23 24- 25-> 26 27- 28 29 34561∞ 33 34…

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

Problem 1PE

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The elements of a linked list are guaranteed to be contiguous in memory.A. True B. False
IntSet unionWith(const IntSet& otherIntSet) const; //Unions the current set with the passed set. IntSet::unionWith(const IntSet& otherIntSet){ for (int i = 0; i < otherIntSet.used; ++i) //For each element in the passed set. { add(otherIntSet.data[i]); //Add it to current set. }}
You are writing an application. You need a data structure that will allow you to store a large set of distinctive objects. The common operations performed on the set of objects are: lookup, insert, and delete. No traversal will be performed on the data set. The client wants the program to be as efficient as possible. Which of the following data structures should you use in your design? Question 25 options: hash table linked list heap binary search tree
Rearrange the code, all necessary code is already listed
struct insert_at_back_of_sll { // Function takes a constant Book as a parameter, inserts that book at the // back of a singly linked list, and returns nothing. void operator()(const Book& book) { /// TO-DO (3) /// // Write the lines of code to insert "book" at the back of "my_sll". Since // the SLL has no size() function and no tail pointer, you must walk the // list looking for the last node. // // HINT: Do not attempt to insert after "my_sll.end()". // ///// END-T0-DO (3) ||||// } std::forward_list& my_sll; };
PYTHON: Please fix my code to print the correct traversals, especially at the def functions, because I could not print the correct results of the inorder, postorder, and preorder traversals from the user input. #POSTORDERclass Node: def __init__(self, data): self.left = None self.right = None self.data = data # Insert Node def insert(self, data): if self.data: if data < self.data: if self.left is None: self.left = Node(data) else: self.left.insert(data) elif data > self.data: if self.right is None: self.right = Node(data) else: self.right.insert(data) else: self.data = data # Print the Tree def PrintTree(self): if self.left: self.left.PrintTree() print(self.data),…
True/False Select true or false for the statements below. Explain your answers if you like to receive partial credit. 3) Which of the following is true about the insertBeforeCurrent function for a CircularLinked List (CLL) like you did in programming exercise 1?a. If the CLL is empty, you need to create the new node, set it to current, andhave its next pointer refer to itselfb. The worst case performance of the function is O(n)c. If you insert a new element with the same data value as the current node, theperformance improves to O(log n)
Data Structures/Algorithms in Java
Create a user-defined function called duplicates. This function will check to see if a singly linked list contains nodes with the same data stored. If any duplicates are found, return the value 1. Otherwise return 0. You may use the following typedef structure. typedef struct node_s{ int data; struct node_s * nextptr; }node_t;
In C++.
When an element is removed from a queue, where is it removed from?
1. Each inode is either unallocated or has one of the valid types (T_FILE, T_DIR, T_DEV). If not, print ERROR: bad inode. Note that unallocated inodes have their type set to 0. void check_inodes_unallocated_or_valid() { // List code here }

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