Java Programming. Please do not use java build in function. if you can explain me by using an array, function if else statement so that I can understand the code. thanks

. . . P6.18 Magic squares. An n 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. 16 3 2 13 5 10 118 6 7 12 4 15 14 1 Write a program that reads in 16 values from the keyboard and tests whether they form a magic square when put into a4 x 4 array. You need to test two features: t. Dos each of the numb in 2. When the numbers are put into a square, are the sums of the rows, columns, and diagonals equal to each other