For loops in Java are just one type of loop that can be used to repeat a code block for iterative operations. If you need to open a text file for example, then you might use a loop to go through each ...

// "Today, I tackled a problem involving a for if-else loop.” /* Problem 1 : Print ==> (a) Check the input number n is a perfect number or not. (b) Check the input number n is a prime number or not.

Should I be using one over the other? I deal with the Vector class a lot, and I was just wondering, is it more efficient to use Enumerations and e.nextElement() to loop through all of the elements in ...