If u have skype and is wanna video chat?

Which of the following kinds of programs displays an online advertisement in a banner or pop-up window on webpages, email, or other internet service? e

This program will store roster and rating information for a soccer team. coaches rate players during tryouts to ensure a balanced team. (1) prompt the user to input five pairs of numbers: a player's jersey number (0 - 99) and the player's rating (1 - 9). store the jersey numbers in one int vector and the ratings in another int vector. output these vectors (i.e., output the roster). (3 pts) ex: enter player 1's jersey number: 84 enter player 1's rating: 7 enter player 2's jersey number: 23 enter player 2's rating: 4 enter player 3's jersey number: 4 enter player 3's rating: 5 enter player 4's jersey number: 30 enter player 4's rating: 2

Why should characters such as / \ " ' * ; - ? [ ] ( ) ~ ! $ { } < > # @ & | space, tab, and newline be avoided in file names?