Answered: Ex 2 Exercise Objectives • Working with nested lists Problem Description An n x n matrix that is filled with the numbers 1, 2, 3,. .., n° is a magic square if...

Database System Concepts

7th Edition

ISBN: 9780078022159

Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher: McGraw-Hill Education

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Transcribed Image Text:Ex 2 Exercise Objectives • Working with nested lists Problem Description An n x n matrix that is filled with the numbers 1, 2, 3,. .., n° is a magic square if the sum of the elements in each row, in each column, and in the two diagonals is the same value. Write a program that reads in 16 values from the keyboard and tests whether they form a magic square when put into a 4 x 4 table. (print magic square it it is a magic square or NOT magic square ) You need to test two features: 1. Does each of the numbers 1, 2, ., 16 occur in the user input? 2. When the numbers are put into a square, are the sums of the rows, columns, and diagonals equal to each other?

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Transcribed Image Text:Problem Description A. Write a function named count_even...) that receives as an argument a nested list of integers and returns the number of even integers in the list B. Write a function named count(...) that receives as an argument a nested list of integers Each cell in the list is assumed to contain only 0 or 9. The function must modify the list such that each 0 is changed to become the number of 9's around it (above, below, left and right) 0 0 0 9 99 9 9 0 0 10 299 9 9 9 2 1 9 299 3 1 1 3 9 9 11 2 29 1 1 9 9 2 199 39 1 1 1 2 0 194 9 3 2 9 3 9 1 O 29 99 9 9 9 9 1 0 199 21 2 9 9 1 Exаmple. 9 0 99 0 0 o 0 99 0 0 0 0 9 0 0 9 9 0 0 99 0 9 0 0 0 0 0 0 9 0 9 0 o 9 0 9 0 0 0 9 99 9 9 9 9 0 0 0 9 9 0 0 0 99 0 Before calling the function After calling the function

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