For loops -- Examples
nint n = 0;
n for ( ; n < 5; n++)
n cout << n; // print: 0 1 2 3 4
nint n = 0;
n for ( ; n < 5; ) {
n cout << n;
n n = n + 1;
n }
n    cout << “Hello !” << endl;
n // print: 0 1 2 3 4 Hello
nfor ( ; ; )  { // infinite loop
n statements;
n }
n