This application finds the maximum sum of the integers
in any contiguous sub-array of a two-dimensional array
of negative and positive integers.
It receives input of a file containing an integer
specifying the size of the two-dimensional array,
and the integers of the array, separated by whitespace.
Sample Inputs:
- 4
0 –2 –7 0 9 2 –6 2 -4 1 –4 1 –1 8 0 -2 - maxsum.in.txt