Answered: def longest_chain(lst: List[int]) ->…

def longest_chain(lst: List[int]) -> int: Given a list of integers, return the length of the longest chain of 1's that start from the beginning.

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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# Create a list of tuplestuples = [("p", 1), ("q", 2), ("r", 3)]# Use enumerate() to iterate over the tuples and print the index and valuefor index, value in enumerate(tuples):print(index, value)This code will print the following output:0 p1 q2 r Could you try to modify your code to get the output mentioned by you? Also, the output for the above function should be0 ('p', 1)1 ('q', 2)2 ('r', 3) Could you please confirm?
With Head node or not? statement is: if(p->rlink == null) output << "The data doesn't exist."; O a. It is a Doubly linked list without Head node. O b. It is a Doubly linked list with Head node.
Question: Find the second largest number Code below: public static int findSecondLargest(List<Integer> intList) { // code here }
def print_categories(main_list): for i in all_categories: main_list = all_categories.split() print(i,":",all_categories[i]) return "" """ Given a list of lists, for each list stored in main_list, output its contents as follows: f"{index of category}. {item[0]} - {item[1]}%". note that indexing must start at 1 for the first item, not 0, which is first item's actual index in main_list. If `main_list` is empty, the function prints "There are no categories." Returns the number of categories.
With Head node or not? statement is: if(first->llink == first) output << "List is empty"; O a. It is a Doubly linked list without Head node. O b. It is a Doubly linked list with Head node.
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; };
def second_largest(lst: List[int]) -> int: """ Given a list <lst> of integers, return the second largest item in the list without modifying <lst>. You cannot use any of python's builtin sorting functions. Do not attempt to sort the list yourself either. For example, an input [1, 2, 3] should return an output of 2, since 2 is the second largest integer in the list. Note that when we say second largest, we do not mean second largest distinct element. That means that [1, 2, 4, 4] should return 4, not 2. """don't use any imports,or any dictionaries, or dictionary methods.and try-except statements
Int[] list = {7,14,26,43,46,50,81} and the length= 7 (binary search Algorithm) use the sorted list above and fill out the table for 3 different cases: Search for the value that is in the table. Search for the value that is greater than any value in the list. Search for the value that is smaller than any value in the list.
// pre: list != null, list.length > 0 // post: return index of minimum element of array public static int findMin(int[] list) { assert list != null && list.length > 0 : "failed precondition"; int indexOfMin = 0; for(int i = 1; i < list.length; i++) { if(list[i] < list[indexOfMin]) { indexOfMin = i; } } return indexOfMin; } Question: draw DFG from the code above find the all-def/c/p use paths. Generate test cases to test this function using JUnit! (to test all-def/c/p use path)
Given the following linked lists: Trace the following codeon these two linked lists and show what will be printed.
maxLength Language/Type: Related Links: Java Set collections Set Write a method maxLength that accepts as a parameter a Set of strings, and that returns the length of the longest string in the set. If your method is passed an empty set, it should return 0. 1 9 10 Method: Write a Java method as described, not a complete program or class. N345678 2
Java language Write a method to insert an array of elements at index in a single linked list and then display this list. The method receives this array by parameters