given the fully functioned largest_at_position and longest_chain.Do not use any imports, do not use dictionaries - def longest_chatn(lst):result - []while(i < len(lst) and Ist[t] = 1):result.append(Lst[1])i + 1return sur (result)- def largest_at_postion(m, x, y):x_nax = longest_chain(n[x][y:]);result - x_maxwhile(i < len(m) and m[t][y] == 1):x_nax - i (longest chaln(m[tjty:]), x_nax)result = na (result, x_max (t-x+1))return resultifnamecaseimain[[1,0,1,0,01, [1,0,1,1,1], [1,1,1,1,1], [1,0,0,1,0]]print(largest_at_position(case1, 0, 0))print(largest_at_postion(case1, 2, 0))print(largest_ at_position(case1, 1, 2)) def largest in_matrix(matrix: list[list[int]]) -> int:Returns the area of the largest rectangle in .The area of a rectangle is defined by number of 1's that it contains.Again, you MUST make use of the helper here. If youmanaged to code correctly, this function should besimple to implement.Similarly, do not modify (i.e., mutate) the input matrix.Precondition: will only contain the integers 1 and 0.>>> case1 = [[1, 0, 1, 0, 0],[1, 0, 1, 1, 1],[1, 1, 1, 1, 1],[1, 0, 0, 1, 0]]>>> largest_in_matrix(case1)pass

We need to find largest rectangle in a matrix. We have to use largest_at_position() function in our…

def largest in_matrix(matrix: list[list[int -> int: Returns the area of the largest rectangle in . The area of a rectangle is defined by number of 1's that it contains. Again, you MUST make use of the helper here. If you managed to code correctly, this function should be simple to implement. Similarly, do not modify (i.e., mutate) the input matrix. Precondition: will only contain the integers 1 and 0. >>> case1 = [[1, 0, 1, 0, 0], [1, 0, 1, 1, 1], [1, 1, 1, 1, 1], [1, в, в, 1, 0] >>> largest_in_matrix(case1) pass

def largest in_matrix(matrix: list[list[int -> int: Returns the area of the largest rectangle in . The area of a rectangle is defined by number of 1's that it contains. Again, you MUST make use of the helper here. If you managed to code correctly, this function should be simple to implement. Similarly, do not modify (i.e., mutate) the input matrix. Precondition: will only contain the integers 1 and 0. >>> case1 = [[1, 0, 1, 0, 0], [1, 0, 1, 1, 1], [1, 1, 1, 1, 1], [1, в, в, 1, 0] >>> largest_in_matrix(case1) pass

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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