Fill the empty cells using numbers from 1 to 64 each only once such that
1) Each row, column and two main diagonals of each 4×4 sub square gives the magic sum of 130.
2) Each 2 x 2 square marked in the same colour gives the sum of 130.
3) The center 2 x 2 marked in black border in each 4×4 sub square gives a sum of 130.
4) Group of cells in boxes within dotted lines is a cage.
Cage sum is mentioned at the top in respective colours.
Source: Read Full Article