A loop is a structure in programming ... useful for avoiding complex, nested if statements within your loop. There are other fancy tricks we can pull off, such as nesting loops and using labels.

Nested iteration isn't limited to FOR loops. A WHILE loop can be nested in a ... many possibilities and paths for a program to follow. It allows for complex decisions to be made.

It is vital that the program's command line output is properly formatted and spaced so that it is intelligible to the user. You can space your output manually with loops or through Java's ...