Question

Givena n*n 2d array, fill the array from 1 to n*n to this 2d array such that sum of diagonals and row and column are equal

Answer 1

Answer:

Input: N = 3

Output: 1 5 9

2 6 7

3 4 8

Sum in 1st row: 15

Sum in 2nd row: 15

Sum in 2nd row: 15

Input: N = 5

Output: 1 7 13 19 25

2 8 14 20 21

3 9 15 16 22

4 10 11 17 23