Well, first off you are not asking the user for one of the designated arrays. you would need something like this:
cin >> no[x];
Next: Your loop is not going to work. It should be:
On another Note: Be sure to use 'code' tags when posting your code. As well, using header files might help too. Thanks!
aannd, just to be user friendly you may want to tell the user what to do, instead of just leaving them with a blank screen and expecting them to type in numbers.