Add two arrays A and B with dimensions n×m.

[Winton]

Add two arrays A and B with dimensions n×m. Enter the dimensions of arrays and the values of their elements from the keyboard. Display the result on the screen as an n×m matrix.

[Aussiebear]

Sounds like an assignment question to me....

[Winton]

Found the solution in this video
https://www.youtube.com/watch?v=IOMeznifneg