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I'm trying to demonstrate various array operations, and have a couple of questions. I'm having problems with printing out the column and row totals. It only prints out the totals of the last row and last column. It also only prints out the lowest of row 1 and the highest …
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I wrote the following code, and it seems to be working well up until the end. I do not get any error messages, but the last method has 5 lines that are supposed to print out. Nothing prints. Any ideas? Hints? Clues? Thanks! public class paintJobEstimator { public static void …
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I'm trying to write a file that first decides if a number entered is prime or not, then if it is writes it to a file. Here's what I've got, but I keep coming up with a couple errors that I can't figure out how to fix. One is that … 
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I'm trying to create a program that counts and displays the number of times a specified character appears in a file I made. The file name is Test.txt, and says "this is a file I made to test this program." Here's what I've come up with, but it's not counting …
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