In Java:
This program should begin by asking the user for the name of a text file containing the data. Then read the data which will be a line containing the dimensions of a 2 dimensional array followed by a 2 dimensional array of ints. Then perform various operations (see the sample interaction below). Then replace the text file with the modified 2 dimensional array (with the file formatted the same way).
Sample input.txt file:
3 5
2 3 4 5 10
4 5 2 3 7 –
3 -1 0 1 5
Sample interaction 1:
Next command >
help
Legal commands:
show array
which rows sorted
which cols sorted
increase row i by n i
increase col j by n
quit Next command >
show array 2 3 4 5 10
4 5 2 3 7 –
3 -1 0 1 5
Next command > which rows sorted
Sorted rows: 0, 2
Next command >
which cols sorted
Sorted columns:
Next command > i
ncrease row 2 by 8
Next command >
increase col 4 by 1
Next command >
show array
2 3 4 5 11
4 5 2 3 8
5 7 8 9 14
Next command >
which cols sorted
Sorted columns: 0, 1
Next command > quit
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