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Well I've messed around with this for hours, and I'm pretty sure this is not how to do this...Once again, I need some help storing the user input and echoing this input at the same time as the sum of...

In thinking about this some more I think I need to store each inputs index and recall that index at the end to "Echo the inputs as a[0] = xx, a[1] = xx, a[3] = xx, a[4] = xx, then displays the...

Good catch! Thanks...

Hi all...I'm a little stuck here. I have an assignment (summing all the numbers in a matrix) that I have figured out using the scanner and I need to figure out a way to turn it into a JOptionPane...