How do you make a magic square in Java?

How do you make a magic square in Java?

Creating a Magic Square in java

1. Ask the user for an odd number.
2. Create an n by n array.
3. Follow these steps to create a magic square. a. Place a 1 in the middle of the first row. b. Subtract 1 from the row and add 1 to the column. i. If possible place the next number at that position. ii.
4. Print the array.

What is a magic square program Java?

A magic squares is an n-by-n * matrix of the integers 1 to n^2, such that all row, column, and * diagonal sums are equal. * * One way to generate a magic square when n is odd is to assign * the integers 1 to n^2 in ascending order, starting at the * bottom, middle cell.

How do you check if a 2d array is a magic square java?

Check given matrix is magic square or not

1. Find the sum of prime diagonal and secondary diagonal.
2. Calculate the sum of each row and column.
3. If the prime diagonal and secondary diagonal sums are equal to every row’s sum and every column’s sum, then it is the magic matrix.

How does a magic square work?

A magic square is an n x n square with a whole number written inside each cell, so that the sum of the numbers in every row, in every column and in each of the main diagonals is equal. This number is called the magic number. The main diagonals are those that stretch from corner to corner.

How to generate a magic square in Java?

A magic squares is an n-by-n* matrix of the integers 1 to n^2, such that all row, column, and* diagonal sums are equal. ** One way to generate a magic square when n is odd is to assign* the integers 1 to n^2 in ascending order, starting at the* bottom, middle cell.

How to create a magic square in Excel?

Create an n by n array. Follow these steps to create a magic square. a. Place a 1 in the middle of the first row. b. Subtract 1 from the row and add 1 to the column. i. If possible place the next number at that position.

What should the output of magic square look like?

The output you get should look like the following: Enter numbers –> 1 2 3 4 5 6 7 8 9 Square : 1 2 3 4 5 6 7 8 9 It is NOT a magic square. Enter numbers –> 8 1 6 3 5 7 4 9 2 Square : 8 1 6 3 5 7 4 9 2 It IS a magic square!

How to create a square array in Java?

We use a boolean variable called magic as a flag and set its initial value to true On line 7, we declare a 2D array called square, and allocate spaces for 3 rows and 3 columns in it. Notice that we have a second pair of square brackets ( [] ), where the first pair refers to its row, and the second pair refers to its column.